IRT -_n ENSR Company

~lfiiOINIA lfiiOAO CONCOfiiD MA 0174J (117 10

June 10 middotuae Document No 4670-003-001

Mr Cameron r lteny

Mintz Levin Cohn reuil Glovaky and Popeo PC

One Pinenchl Center

aoaton JIA 02111

U lwarr lvduetion of Dninbulltbull LiM 1~111 Actionbull lor

the Gnat oeer lite IIOntOOd tllaaechuaetta

Deer Cbull

ampIT h11 CQIIItlet the bullbullbulllvetloa of the Gnnt Geer bulldlat-dnlnttl ayatbull per the ecope of work deacrlbed in lilT 1 propoaal of Januery u ltll nil tllk included an

evaluation of coat and feeliblUty for tbe vuloua r~lll

optionbull identified by CDII in an eerlier report bullbull well bullbull identification of other potenthl r~hl actionbull that bullbullr be

conlidered Aa deecribecJ in the propoaal there are other dninbulltbull

featurebull that eailt on the property and are sepeute frobull the buildlnt-dnlnbulltbull bullrbulltbull These other 4ninage lines i nclude an eaterior drainbulltbull aewer that collects 4ilchlrtbullbull fr011 verious pointe along the north and weet lidbullbull of the facility an4 4ilchlrtbullbull to tbe Marwood citr a ewer a aanitarr aewer

f4t4F U70-00l-001

0

I I

I system that also discharges to the Norwood city sewer and the

west truck- nmp which is indicated to discharge to a remota

s ump or drywell on the pro perty These i ndh i dud dra i nbulliJ bull systems apparently have not been i nveltiqated in 11 much detli 1

as t he buildin9-dtdn191 1ystem however evd llbh dati

indicetes that PCB contamination within these ayateu h not u extenli ve as within the building syste11

The buildin4) - draina9e aystera il the only ayste11 thet hll

been evlluated within this report with regard to potenthl

remedial action This ayste11 dhchar911 directly to Meadow

Brook 1 designated anti-degndation strbullbullbull middot An tiPDES perbullit

for dhchar9e of weter to Jlleadow lrook hu been flled by Gnnt

Geu and an app lication for an entlmiddotdegndat l on vuhnce hu

also been aubullltted However becauae of alleted continuint

l ntenlittent dhcharge of PCI contabulllnetltd weter to Jleadow

lrook no varience bea been allowecl by the DKQK In acSdition

the DEQ1 h11 ate ted in bull letter deted 24 ltll thet tbe

eahtint dilcherte will DOt be ellowed to continue 1Dd tbet

verioua elternetlbullbullbull to use of the bulldint-4ninege bullrbulltbull

t be eveheted before the DIQI c1n bullbull bull flnel dechion on

the rueat for 1 vedence

TM bulldlnt- dreinbulltbull bullrbulltbull bullbull indlceted frbull nlillble

pllna includea two penllel pi~ ayat conalatint of 1-

10- and U -inch dhter vitrified cllr pipe eatendlnt beneath

the concrete floor - alab for the entire lentth of the bullcUng

Sevenl i-lnctt dllter htenl plpea auochted with unuaed

floor dn inl connect with each of the ln linea Addi tional

latenh are uaochted with riaer pipea for roof dulna end

aprlnkler duina In edditlon the weat brench of tbe alin

interior line recehea dlachertbull fr011 1 beant au thet

receivebull flow fr011 bull u eaterlor truck- dock- reap drain

(a torbull runoff) non-contact coolint weter fro 1 CCHifltellor

and annual boiler blowdown Tbe two panllel dreln linea eait

the atructure below the tround aurhce llOfti the north wall of

uur u1o-on-o01

I I

the facility Each of the linea dischuve into a manhole at an

approdmate depth of five to sis feet below 9round surface

The two manholes are connected by a 12-inch diameter vitrified

clay pipe with the east manhole receivinCJ discharve from the west manho-le u well u from the east bunch of the interior floor dnin line ~ Water eaita the east manhole via a 15- inch

diameter vitrified chy pipe and dischlfCJII to Meadow Brook at

an approximate dhtance of 200 feet frobull the facllity The variou1 aourcel of influent flow within the bulldinCJshy

drainave aysteca conailt of r oof runoff frobull preci pitat i on

estimated at approsibullately 1 3 bullilllon Qallonbull per year coolin9 water frobull bateiMnt compre1aon (1200 9allon1 per day)

boiler blowdown water (1310 91llona per year) and runoff frobull

the aouth truck-dock fiiiP eatibullated at approxitely 6000 9allona per year Water u1ed in the boilan and eC)alfreuora it obtained floa the city vater supply The only continuous

dhch1r9e through the drainage ayatbull it froa the coreaaon

aa the roof-drain and truck-ratiP runoff h interalttent an4

esaocieted with precipltetion bullbullenta aftd tbe boiler blowdovn

la a lingle annual dilcharge The bulk of bullratbull flow 11 therefore receh141 frM roof runoff aDd cQ~~Preaaor-cooliftl

water Tbe lncre111 in bullrbulltbull flow turlnt atorbull ia llkelr the jor contributor to anymiddot fluahlnt n4 bullbillaetion of reliduel

cbull through tM bullrbulltbull Seveul alternethel for potential reaedhl actionbull heve

been outlined and evaluated that will provide middoturyint lebullela of

r dhtion Theebull potential r~hl actionl geneully

conailt of continued uee of the ealltlng bullrbulltbull lfter certain

rdill repairs habulle been cOfiiPleted construction of 1 parallel ayat or dhera l on of influent flow sourcebull i n their entirety with diacharte to a different receptor The llat of

e valuated elternatlvea i nc ludea

64 94F 4670-003 - 001

1 cleening the interior line and repllceMnt of the

ezterior line portion

2 cleening end lining of the interior line with

repllcement of the ezterior line portion

3 middotremoval end npllcement of the interior end ezterior

linea

4 cleenin9 and plu99in9 of the interior line

replacement with peullel ayatera repllcement of

e zte rior line portion and

5 reoval or sulin9 of the interior line reraoval of

the eaterior line portion and inatalhtion of a

divera ion runoff ayatbull

The llternativea are atructured to provide veryint levell

of r~htioa and potenthl for reducint or elieinatlnt anr

PCI diacheree to Meadow lrook Prelibullinarr coet eatltea have been calculated for each llternative for coat caparhon

purpo1e1 Tbe alternativebull ere eapllined in eore detail ia the

followine pauenpha

ALftllJIATIVK 1

CleeaiM tM loteriqr LiM ep4 eJtc-t gl tM lamptedqr

LiM pgrtigo

Thil alternative h the let technically lavohed end

leaa coatly of all the alternativebull Thil alternative invohea

clean ine of tbe eailtint interior floor-dnin bullrbulltbull wlth hieh-prenure water end collection of the rinae weter by

uction pUIIf frot~ tbe bullbullbullt 111nhole Dilcheree to lleedow lrook

would be tonrily elibullinated by phaetine the Umiddotinch line et the bullenhole junction linae weter would be collected end diapoaed of by licenaedi Uquid-wnte hauler The eaterior

portion of the drein191 ayat including both bullbullaholea the

U4F U70-00J-00l

interconnectin9 lines and the 15-inch dilchar9e li ne would be

excavated and replaced Eacavated materials would require

disposal probably at a licenaed tlcility The ultimate means

of disposal would be determined by 1ppropriate chemicll

anllyaes icludin9 1nalyais for PCI Thh alternative would removbull the bulk o f u y reaidull PCI

from the interior drainbullbullbull line specifically 1ny st1ndin9

fluids within literal linbullbull and cleanouts that may hiVe hi9h

PCI concentrations It is poaaible that the hi9h puaaure

washin9 method will not however re110ve PCB eoapletely from

the line and 1111y not reduce effluent concentntlons si9nificantly enou9h to IMet diachar9e requirements Removll

of the eatetior portion of the aystbull and rapllcnt with new pipln9 and nholea will appropriately rdhte this portion

of the syatbull and better isolate the dninave line frCMI the

subaurface envtront (ie aoil vroun4 water) Thia re110val option has been included with aeveral of the other evaluated

alternathes aa it can be relathelr eaailr ICCOIIPlhhed and probullidea a llltb lebullbulll of anbullirontal protection Cleanint

and continued use of the eate~nal portion of the eyatM could

potentially be conaiclered a1 an alternative to repllcnt

ne totel coet for caletlDt thh r-iel actiobull il eetlMted to nqe free 1110000 to IZIO OOO 1M coat for

dlapoaal of eacebullated aoll aMI pipe MJ nntbull hoe 141000 to

etn ooo fth ubull-bull tbot tile terhl bullill be 4hpooecl ot an approbulled facility at an eatlted Coat of 1400 per cubic

71rd of terhl iacludlnt tranaportatlon The low eatlMte

abullbull~bull that coatbulllnete4 aoll h found onl7 ln the l~hte

bullicinlty of the two nholea The hlth eatlbullate abullbullu-bull that 1 layer of coatabulllnated soil la found alonq the lentth of the

eaterior ptune

Ut4P 4611middot 001-001

ALTERNATIVE 2

Cleaning and Lining of the Interior Lint and Rtphcement

pf the Exterigr Lint

Thh alternetive il limihr to the previou1 one except

that the interior drainage line would be lined with an

invenion tube liner (InlituforN IMthod) alter cleaning Thh

remedial option h conaidered technically feabullible but may be

difficult to iftlPlement beceu11 of the nuMber of connecting

llnbullbull middot The poJJibility ezhtbull that literal linbullbull cannot be lined with thi1 bullthod becbullubullbull of the bullbullaller pipe she and acce11 CORJtuintJ Any unu1ed hteulJ auch a1 thOII thlt

1re nbullochted only with unu1ed floor drainbull can be abandoned

and 1ealed Thh alternative would provide 1 greater -bullbullure of

environ~~ental protection than the previou1 llternethe bec1u1e

eny relidual ICI within the drlinate liHI would be hohted by

the n linen Additional re1earch Jhould be conducted

however to deterbulline tbe iiiiPl-ntabillty of tbe lining

-tbod ftll alternathe al1o 111-1 thet replec-nt of the

eaterior portion of tbe drainbulltbull liM will occur ne totel colt for caletion of thh r_lll ection 11

ebullttted to tiDtl fro ltOO OOO to lttO OOO Llnlnt of tbe

interior bullrbulltbull lloH h eJtited to coet epproaitely

IUS OOO The low eetlte bullbullbullubullbull thet contbullineted soil 11 found only ln the i-thte -lcinity of the two nholel elong

the eampterior pipeline The hlth ebulltibullte nbull~bull thet a layer of contabulllnate4 1oll h found along the lenvth of the eaterlor

pipeline

ALTUIIATIVK l middot I9Myal ao4 leplac-ot pf the Interipr end lsterlpr Linea

Thll llternathe in-olyen11 rephcnt of the entire

bullctlnt-ctnlnbulltbull 1y1tM with a Jlallar eyetM conbulltructed of

uur cno-on-001

I I

I new materials This alternative provides for COflplete removll

of the source of eny PCI conteminetion (ie the drein19e

pipinq) and replacement with polyvinyl chloride (PVC) pip i nq

This response action mey create hi9h costs for disposal of

contlminat~~ materiels and mey require additional environrnentll semplin9 end enelysil of subfloor soils thus

creati n9 the potential for edditional eacavetion Thh

alternative would alao cauae 1 9r1at amount of dilruption to no rmal facility opentiona Eaecution of thh alternate would

probably require flcility ehutdown for eevenl weeks dutin9

interior eacevation end removal operations The totll cost for lbullplntltion of thh elternethe h

estimated to r1n9e frobull $4~o ooo to $770 000 The low est1111te

essul thet no contlbulllneted 1011 h encountere4 durin9 r-ovll

of the interior pipint and that contebulllnated soil h found only

in the i-dhte vicinity of the two nho1es llont the

eaterior pipeline Tbe hith eettte bullbullbull--bull that 1 layer of contaainete4 eoil 11 found alOftl the leatth of the laterlor end

eaterlor pipeliaes 11110v11 end rephc-et of tH iaterior

line (not lacludint dhpoul costs) h eatttct to coat epproattely I U1000 Tbil a1teraettbullbull h coalidere4 to be

the tote1 eyetbull repllc-at llteraethe tHrefore continue4

uee of tbl eatetlor portion of tbl dnlnatbull bullrbulltbull is not

coneidered 11 1ft option

ALTUIIATIVK 4

Cleeply ep4 Plygglu qf the lptedgr Lly leples-pt

wHIt PenUel lxatM leplas-pt of ty l1terlor LlM

Thil alternethe conli1t1 of c1eenlnt end p1uttint of the

eahtlnt bullrbullt- end repllcat with 1 eyst of liallu delltn

in 1 penlle1 1ocetlon The intent of thil r-4111 action h to provide the hclllty with 1 corttulnent-free bullrbullt- without

the need to excavate end dhpose of the eahtlnt interior

uur u1o-ooJ-o01

I I

lines This alternetive auumes th1t soil eacavated for

placement of the penllel system h not contlmineted s1mplin9

and tnalysis of this soil mey be required thus crettinQ the

potenthl for additiontl escaVItion and contaminated soil

disposal The technicel feasibility for conatructinq thh

system needs to be evaluated i n detail 1nd disruption of normal

facility opentiona should be ezpected Thh 1ltern1tive aho

includes rephcement of the eaterior portion of the draineg~e

system to provide 1 totllly contlminant-free ayatera The estimeted coat for implementltion of thh elternetive

h projected to nnge between $330000 end ~4lOOOO The low

eatiiUte aaaua that conta11inated aoil h found only in the 1-dhte vicinity of the two bullbullnholes along the ezterior

pipeline The hith eatibullate UIUMI that 1 layer of contabullinate4 aoil ia foun4 along~ the entire lenvth of the

eatedor pipeline The estibullate4 cost to lnatall the parallel

171tbull il bullbulloe ooo Thil alternathe be aubject to

additiODil coata becau1e of IUiflint and analJIil of eacaveted 10111 vhiclri could lead to additional eacavation aDd dilpo1al

actionbull

ALTDIIoTift 5

_ytl pr letliM pf tM Ipterlpr LiM _ pf tM

bullbulltbullrlgr Liy fortigp bullpd Ioahlhtlgg gf a piyeraigp gf

lyDAff lyatM

Thi1 alternatibullbull dlffen the 1101t frOII eech of the other

alternativebull 11 the nev drlineg~e 1y1tbull vould dhcharg~e to the city of llorwood aever ayat in1tead of dlrctly to lleldow lrook lllfl-ntatlon of thh elternethe vould provide the

g~reateat level of envltoNIIntll protection by ellbulllnatlng~ the

current dhcberg~e to lleadow lrook Thh alternethe vould

provide a contabullinent-free dllcharve vh a new pipeline to the

-aniclpel bullrbulltbull end vould provide for rvel or bullbullbulllint of

uur u7o-ou-ool

the present dninage line to eliminate the potential for

further contaminant diachn9e to Meadow Brook Two nsumptions

have been made regardin9 this alternative that require

additionll evaluation One usumption is that the existing

roof struct~rbull will be able to support a small diameter

auapended root draina9bull line and the other il that acceu to the city sewer line iJ available within a dhtance of JOO teet

from the Jtructure The estimated coat tor implementation of the aealin9

option of thh alternative ranges from bull220000 to bull310 ~ 000 The ettinaated coati for ibullpler~entatlon of the ret110val option of

thia alternative ranges frobull bull430 000 to bull 760000 The low

estibullate aiiWMI that no contabullinated soil is encountered during roval of the interior pipin9 and that contabullinated

aoil h found only in the i-diate vicinity of the two

nholea alon9 the eaterior pipeline The high bullbulltibullate aaaua that a layer of contabulllnated aoil h found alonv the

lentth of tbe irtterior artd eaterior pipelinea

Liwitetippl gf Cget letiut11

lt ahould be noted tbat tbe coat untea preaented

geneullr reflect coat differencebull tbat 4epeD4 on tbe type of

dhpoaal r-uired for eacevated and bullbullbull-4-to-be eontbullinated toih and pl lrt bullnr ceaea the included dilpotal coatbull MJ HIOunt to aroalbulltely SO percent of the total coat for

il-ntetlon of 1 epecUlc alternative The costa for each

alternathe aarlaed in Table 1 have been eatiMted br utiliampirtt atanderd conetructlon-coat indicea (Meena vuiS) for

Ul7 and have been rked up to lUI pricebull aeeuing an intereat rate of 5 (Onlr the totil eatibullated coat for each

alternative baa been bullbullrked up ) Other coating inforbulletlon hu been obtained by Vlt lUI IPA dOCUIMRtl (citCI ltl5) II well II

atbullilbullr 11rl projectbull in which IT hu been involved so cona t ruction coatbull have been edjuated to reflect potential

a441tional cltergea for worker health and aafety requirlflllnta

for apecific conatructlon actlvitlea aucb aa eacavation of aoil

uur H10-on-o01

and pipe where there h 1 potentill for worker npoaure to

cont111inated medii Additional health and ufety mukupa

which are possible have not been uaumed for eneral work

ICtivitlea on 1 confirmed waste site (Superfund lite)

Standard CQat adjustments for enineedn and deain ( 11

percent) and Continenciea (2 0 percent) have bean included

within t he coat eatimate for each alternative Other i nd irect

coats such 11 liQil fees and Ucenain~ or per11ittin procen

fee a have not bien included The coats preaented wi thi this document ahould be conaidered a preliminary eatimate only and

eatibullated within an accuracy rane of -50 to +100 percent

Coat auuy tablebull for each alternative are appended to thh

docubullnt

The tenerll objective for coapleting thh teak haa been to

provide Onnt Gear with 1 ran91 of potential r~ial optionbull

that could be iliMnted to bullitigate or ellbullinate diacharge of PCa to lleadow arook vii the building-drainage ayatbull AI

etated prebullioully each alternative ia delitnld to probullide 1 apecUic lebullel of riMdhtlon with rqard to continued

contbullinant bullilcharte to lleadow arook It ll eapectld that the

veriou1 alternetibullea will rlft91 fr011 1 IIOCiente reduction of

contlnent dilctarbullbull (Alternative l) to bulllibullination of contebulllnent bullilcllerge (Alternethe S) It ahould be notlil that the ebulleluated ranee of 1lternativea do not repreaent the

caplete rlntl of alternetibulleamp available to Grant Ollr Other

forbull of rShl reaponae ealat that could be conaidere4 for

ipl-ntatlon at thh facility It ahould also be noted thlt

the alternathea habullbull been evaluatelaquo on a prelibulllnary bull only and that certain aaau~~ptiona have been de with regard to

specific construction ecthitlea Dltliled structural deain

phnl end facility utility plana have not been rebulllewe4 in

detell for CHifletlon of thia tuk

uur U7o-on-ou

This report 1lso does not present 1ny inform1tion for

remedilt ion of other drliniCJbull linea th1t ezht on the

property ERT ia 1v1re thlt the DO 1a concerned 1bout

potentill diachbullrcabull of PCI-contlminbullted w1ter to the round weter via dhchnCJbull from the west loedin9 dock Verioua

remedill 1ctiona c1n also be conlidered lor thh dninbullCJbull

system 11 well 11 the other ezterior dnin19e aystbull on the

property These aysts have not been evllu1ted in thil report

because they ere conaidered to repreaent 1 1epante iuue with

r espect t o contabulli nant dilchniJbull frobull the property The inlorbullation preaented in thll docuMnt ahould be

adequate in providint Grant Ge1r with an indication of the

rentbull of poalibilitiea and costa to reMdhte the buildint

drainatbull ayatbull at thll facility lhould you have any queationa or requite cllrification of any atltnta preaented

in thia report pleaae lHl frH to call saT

Very truly youra

Cllerlea rtin _I lot

Jeffrey T LIWIOD P O

PriDCipal

uur U7o-ooJ-OOI

1

IRDtAL- allIINATIVI CXIIT-IIRNY TULI

1 Cleen tnterlor Unehplece IXterlor Portlon

2 ClMn Mil 11ne tntarlor ttne lecbull htertor tottlon

l -ve-lce tntertOC Lntleplece IXteror Jrottlon

4 ct-Plut tnurtor LlMMtlace vtth Parallel trbullt- lce latecloc PHtla

1 _ w IMl tatartor amplDII~ Dtaroc

_tklftltMtaU Dtwrerbullton lptbull

0

llttMttdCiplt

ll7DOOO-Ia6D OOO

1400 000-00 000

SO OOO-S71D 000

tu~ ooo-aoooo -middotIUIDN-SUDDN -middot (-1)(-1)

0

I I

I system that also discharges to the Norwood city sewer and the

west truck- nmp which is indicated to discharge to a remota

s ump or drywell on the pro perty These i ndh i dud dra i nbulliJ bull systems apparently have not been i nveltiqated in 11 much detli 1

as t he buildin9-dtdn191 1ystem however evd llbh dati

indicetes that PCB contamination within these ayateu h not u extenli ve as within the building syste11

The buildin4) - draina9e aystera il the only ayste11 thet hll

been evlluated within this report with regard to potenthl

remedial action This ayste11 dhchar911 directly to Meadow

Brook 1 designated anti-degndation strbullbullbull middot An tiPDES perbullit

for dhchar9e of weter to Jlleadow lrook hu been flled by Gnnt

Geu and an app lication for an entlmiddotdegndat l on vuhnce hu

also been aubullltted However becauae of alleted continuint

l ntenlittent dhcharge of PCI contabulllnetltd weter to Jleadow

lrook no varience bea been allowecl by the DKQK In acSdition

the DEQ1 h11 ate ted in bull letter deted 24 ltll thet tbe

eahtint dilcherte will DOt be ellowed to continue 1Dd tbet

verioua elternetlbullbullbull to use of the bulldint-4ninege bullrbulltbull

t be eveheted before the DIQI c1n bullbull bull flnel dechion on

the rueat for 1 vedence

TM bulldlnt- dreinbulltbull bullrbulltbull bullbull indlceted frbull nlillble

pllna includea two penllel pi~ ayat conalatint of 1-

10- and U -inch dhter vitrified cllr pipe eatendlnt beneath

the concrete floor - alab for the entire lentth of the bullcUng

Sevenl i-lnctt dllter htenl plpea auochted with unuaed

floor dn inl connect with each of the ln linea Addi tional

latenh are uaochted with riaer pipea for roof dulna end

aprlnkler duina In edditlon the weat brench of tbe alin

interior line recehea dlachertbull fr011 1 beant au thet

receivebull flow fr011 bull u eaterlor truck- dock- reap drain

(a torbull runoff) non-contact coolint weter fro 1 CCHifltellor

and annual boiler blowdown Tbe two panllel dreln linea eait

the atructure below the tround aurhce llOfti the north wall of

uur u1o-on-o01

I I

the facility Each of the linea dischuve into a manhole at an

approdmate depth of five to sis feet below 9round surface

The two manholes are connected by a 12-inch diameter vitrified

clay pipe with the east manhole receivinCJ discharve from the west manho-le u well u from the east bunch of the interior floor dnin line ~ Water eaita the east manhole via a 15- inch

diameter vitrified chy pipe and dischlfCJII to Meadow Brook at

an approximate dhtance of 200 feet frobull the facllity The variou1 aourcel of influent flow within the bulldinCJshy

drainave aysteca conailt of r oof runoff frobull preci pitat i on

estimated at approsibullately 1 3 bullilllon Qallonbull per year coolin9 water frobull bateiMnt compre1aon (1200 9allon1 per day)

boiler blowdown water (1310 91llona per year) and runoff frobull

the aouth truck-dock fiiiP eatibullated at approxitely 6000 9allona per year Water u1ed in the boilan and eC)alfreuora it obtained floa the city vater supply The only continuous

dhch1r9e through the drainage ayatbull it froa the coreaaon

aa the roof-drain and truck-ratiP runoff h interalttent an4

esaocieted with precipltetion bullbullenta aftd tbe boiler blowdovn

la a lingle annual dilcharge The bulk of bullratbull flow 11 therefore receh141 frM roof runoff aDd cQ~~Preaaor-cooliftl

water Tbe lncre111 in bullrbulltbull flow turlnt atorbull ia llkelr the jor contributor to anymiddot fluahlnt n4 bullbillaetion of reliduel

cbull through tM bullrbulltbull Seveul alternethel for potential reaedhl actionbull heve

been outlined and evaluated that will provide middoturyint lebullela of

r dhtion Theebull potential r~hl actionl geneully

conailt of continued uee of the ealltlng bullrbulltbull lfter certain

rdill repairs habulle been cOfiiPleted construction of 1 parallel ayat or dhera l on of influent flow sourcebull i n their entirety with diacharte to a different receptor The llat of

e valuated elternatlvea i nc ludea

64 94F 4670-003 - 001

1 cleening the interior line and repllceMnt of the

ezterior line portion

2 cleening end lining of the interior line with

repllcement of the ezterior line portion

3 middotremoval end npllcement of the interior end ezterior

linea

4 cleenin9 and plu99in9 of the interior line

replacement with peullel ayatera repllcement of

e zte rior line portion and

5 reoval or sulin9 of the interior line reraoval of

the eaterior line portion and inatalhtion of a

divera ion runoff ayatbull

The llternativea are atructured to provide veryint levell

of r~htioa and potenthl for reducint or elieinatlnt anr

PCI diacheree to Meadow lrook Prelibullinarr coet eatltea have been calculated for each llternative for coat caparhon

purpo1e1 Tbe alternativebull ere eapllined in eore detail ia the

followine pauenpha

ALftllJIATIVK 1

CleeaiM tM loteriqr LiM ep4 eJtc-t gl tM lamptedqr

LiM pgrtigo

Thil alternative h the let technically lavohed end

leaa coatly of all the alternativebull Thil alternative invohea

clean ine of tbe eailtint interior floor-dnin bullrbulltbull wlth hieh-prenure water end collection of the rinae weter by

uction pUIIf frot~ tbe bullbullbullt 111nhole Dilcheree to lleedow lrook

would be tonrily elibullinated by phaetine the Umiddotinch line et the bullenhole junction linae weter would be collected end diapoaed of by licenaedi Uquid-wnte hauler The eaterior

portion of the drein191 ayat including both bullbullaholea the

U4F U70-00J-00l

interconnectin9 lines and the 15-inch dilchar9e li ne would be

excavated and replaced Eacavated materials would require

disposal probably at a licenaed tlcility The ultimate means

of disposal would be determined by 1ppropriate chemicll

anllyaes icludin9 1nalyais for PCI Thh alternative would removbull the bulk o f u y reaidull PCI

from the interior drainbullbullbull line specifically 1ny st1ndin9

fluids within literal linbullbull and cleanouts that may hiVe hi9h

PCI concentrations It is poaaible that the hi9h puaaure

washin9 method will not however re110ve PCB eoapletely from

the line and 1111y not reduce effluent concentntlons si9nificantly enou9h to IMet diachar9e requirements Removll

of the eatetior portion of the aystbull and rapllcnt with new pipln9 and nholea will appropriately rdhte this portion

of the syatbull and better isolate the dninave line frCMI the

subaurface envtront (ie aoil vroun4 water) Thia re110val option has been included with aeveral of the other evaluated

alternathes aa it can be relathelr eaailr ICCOIIPlhhed and probullidea a llltb lebullbulll of anbullirontal protection Cleanint

and continued use of the eate~nal portion of the eyatM could

potentially be conaiclered a1 an alternative to repllcnt

ne totel coet for caletlDt thh r-iel actiobull il eetlMted to nqe free 1110000 to IZIO OOO 1M coat for

dlapoaal of eacebullated aoll aMI pipe MJ nntbull hoe 141000 to

etn ooo fth ubull-bull tbot tile terhl bullill be 4hpooecl ot an approbulled facility at an eatlted Coat of 1400 per cubic

71rd of terhl iacludlnt tranaportatlon The low eatlMte

abullbull~bull that coatbulllnete4 aoll h found onl7 ln the l~hte

bullicinlty of the two nholea The hlth eatlbullate abullbullu-bull that 1 layer of coatabulllnated soil la found alonq the lentth of the

eaterior ptune

Ut4P 4611middot 001-001

ALTERNATIVE 2

Cleaning and Lining of the Interior Lint and Rtphcement

pf the Exterigr Lint

Thh alternetive il limihr to the previou1 one except

that the interior drainage line would be lined with an

invenion tube liner (InlituforN IMthod) alter cleaning Thh

remedial option h conaidered technically feabullible but may be

difficult to iftlPlement beceu11 of the nuMber of connecting

llnbullbull middot The poJJibility ezhtbull that literal linbullbull cannot be lined with thi1 bullthod becbullubullbull of the bullbullaller pipe she and acce11 CORJtuintJ Any unu1ed hteulJ auch a1 thOII thlt

1re nbullochted only with unu1ed floor drainbull can be abandoned

and 1ealed Thh alternative would provide 1 greater -bullbullure of

environ~~ental protection than the previou1 llternethe bec1u1e

eny relidual ICI within the drlinate liHI would be hohted by

the n linen Additional re1earch Jhould be conducted

however to deterbulline tbe iiiiPl-ntabillty of tbe lining

-tbod ftll alternathe al1o 111-1 thet replec-nt of the

eaterior portion of tbe drainbulltbull liM will occur ne totel colt for caletion of thh r_lll ection 11

ebullttted to tiDtl fro ltOO OOO to lttO OOO Llnlnt of tbe

interior bullrbulltbull lloH h eJtited to coet epproaitely

IUS OOO The low eetlte bullbullbullubullbull thet contbullineted soil 11 found only ln the i-thte -lcinity of the two nholel elong

the eampterior pipeline The hlth ebulltibullte nbull~bull thet a layer of contabulllnate4 1oll h found along the lenvth of the eaterlor

pipeline

ALTUIIATIVK l middot I9Myal ao4 leplac-ot pf the Interipr end lsterlpr Linea

Thll llternathe in-olyen11 rephcnt of the entire

bullctlnt-ctnlnbulltbull 1y1tM with a Jlallar eyetM conbulltructed of

uur cno-on-001

I I

I new materials This alternative provides for COflplete removll

of the source of eny PCI conteminetion (ie the drein19e

pipinq) and replacement with polyvinyl chloride (PVC) pip i nq

This response action mey create hi9h costs for disposal of

contlminat~~ materiels and mey require additional environrnentll semplin9 end enelysil of subfloor soils thus

creati n9 the potential for edditional eacavetion Thh

alternative would alao cauae 1 9r1at amount of dilruption to no rmal facility opentiona Eaecution of thh alternate would

probably require flcility ehutdown for eevenl weeks dutin9

interior eacevation end removal operations The totll cost for lbullplntltion of thh elternethe h

estimated to r1n9e frobull $4~o ooo to $770 000 The low est1111te

essul thet no contlbulllneted 1011 h encountere4 durin9 r-ovll

of the interior pipint and that contebulllnated soil h found only

in the i-dhte vicinity of the two nho1es llont the

eaterior pipeline Tbe hith eettte bullbullbull--bull that 1 layer of contaainete4 eoil 11 found alOftl the leatth of the laterlor end

eaterlor pipeliaes 11110v11 end rephc-et of tH iaterior

line (not lacludint dhpoul costs) h eatttct to coat epproattely I U1000 Tbil a1teraettbullbull h coalidere4 to be

the tote1 eyetbull repllc-at llteraethe tHrefore continue4

uee of tbl eatetlor portion of tbl dnlnatbull bullrbulltbull is not

coneidered 11 1ft option

ALTUIIATIVK 4

Cleeply ep4 Plygglu qf the lptedgr Lly leples-pt

wHIt PenUel lxatM leplas-pt of ty l1terlor LlM

Thil alternethe conli1t1 of c1eenlnt end p1uttint of the

eahtlnt bullrbullt- end repllcat with 1 eyst of liallu delltn

in 1 penlle1 1ocetlon The intent of thil r-4111 action h to provide the hclllty with 1 corttulnent-free bullrbullt- without

the need to excavate end dhpose of the eahtlnt interior

uur u1o-ooJ-o01

I I

lines This alternetive auumes th1t soil eacavated for

placement of the penllel system h not contlmineted s1mplin9

and tnalysis of this soil mey be required thus crettinQ the

potenthl for additiontl escaVItion and contaminated soil

disposal The technicel feasibility for conatructinq thh

system needs to be evaluated i n detail 1nd disruption of normal

facility opentiona should be ezpected Thh 1ltern1tive aho

includes rephcement of the eaterior portion of the draineg~e

system to provide 1 totllly contlminant-free ayatera The estimeted coat for implementltion of thh elternetive

h projected to nnge between $330000 end ~4lOOOO The low

eatiiUte aaaua that conta11inated aoil h found only in the 1-dhte vicinity of the two bullbullnholes along the ezterior

pipeline The hith eatibullate UIUMI that 1 layer of contabullinate4 aoil ia foun4 along~ the entire lenvth of the

eatedor pipeline The estibullate4 cost to lnatall the parallel

171tbull il bullbulloe ooo Thil alternathe be aubject to

additiODil coata becau1e of IUiflint and analJIil of eacaveted 10111 vhiclri could lead to additional eacavation aDd dilpo1al

actionbull

ALTDIIoTift 5

_ytl pr letliM pf tM Ipterlpr LiM _ pf tM

bullbulltbullrlgr Liy fortigp bullpd Ioahlhtlgg gf a piyeraigp gf

lyDAff lyatM

Thi1 alternatibullbull dlffen the 1101t frOII eech of the other

alternativebull 11 the nev drlineg~e 1y1tbull vould dhcharg~e to the city of llorwood aever ayat in1tead of dlrctly to lleldow lrook lllfl-ntatlon of thh elternethe vould provide the

g~reateat level of envltoNIIntll protection by ellbulllnatlng~ the

current dhcberg~e to lleadow lrook Thh alternethe vould

provide a contabullinent-free dllcharve vh a new pipeline to the

-aniclpel bullrbulltbull end vould provide for rvel or bullbullbulllint of

uur u7o-ou-ool

the present dninage line to eliminate the potential for

further contaminant diachn9e to Meadow Brook Two nsumptions

have been made regardin9 this alternative that require

additionll evaluation One usumption is that the existing

roof struct~rbull will be able to support a small diameter

auapended root draina9bull line and the other il that acceu to the city sewer line iJ available within a dhtance of JOO teet

from the Jtructure The estimated coat tor implementation of the aealin9

option of thh alternative ranges from bull220000 to bull310 ~ 000 The ettinaated coati for ibullpler~entatlon of the ret110val option of

thia alternative ranges frobull bull430 000 to bull 760000 The low

estibullate aiiWMI that no contabullinated soil is encountered during roval of the interior pipin9 and that contabullinated

aoil h found only in the i-diate vicinity of the two

nholea alon9 the eaterior pipeline The high bullbulltibullate aaaua that a layer of contabulllnated aoil h found alonv the

lentth of tbe irtterior artd eaterior pipelinea

Liwitetippl gf Cget letiut11

lt ahould be noted tbat tbe coat untea preaented

geneullr reflect coat differencebull tbat 4epeD4 on tbe type of

dhpoaal r-uired for eacevated and bullbullbull-4-to-be eontbullinated toih and pl lrt bullnr ceaea the included dilpotal coatbull MJ HIOunt to aroalbulltely SO percent of the total coat for

il-ntetlon of 1 epecUlc alternative The costa for each

alternathe aarlaed in Table 1 have been eatiMted br utiliampirtt atanderd conetructlon-coat indicea (Meena vuiS) for

Ul7 and have been rked up to lUI pricebull aeeuing an intereat rate of 5 (Onlr the totil eatibullated coat for each

alternative baa been bullbullrked up ) Other coating inforbulletlon hu been obtained by Vlt lUI IPA dOCUIMRtl (citCI ltl5) II well II

atbullilbullr 11rl projectbull in which IT hu been involved so cona t ruction coatbull have been edjuated to reflect potential

a441tional cltergea for worker health and aafety requirlflllnta

for apecific conatructlon actlvitlea aucb aa eacavation of aoil

uur H10-on-o01

and pipe where there h 1 potentill for worker npoaure to

cont111inated medii Additional health and ufety mukupa

which are possible have not been uaumed for eneral work

ICtivitlea on 1 confirmed waste site (Superfund lite)

Standard CQat adjustments for enineedn and deain ( 11

percent) and Continenciea (2 0 percent) have bean included

within t he coat eatimate for each alternative Other i nd irect

coats such 11 liQil fees and Ucenain~ or per11ittin procen

fee a have not bien included The coats preaented wi thi this document ahould be conaidered a preliminary eatimate only and

eatibullated within an accuracy rane of -50 to +100 percent

Coat auuy tablebull for each alternative are appended to thh

docubullnt

The tenerll objective for coapleting thh teak haa been to

provide Onnt Gear with 1 ran91 of potential r~ial optionbull

that could be iliMnted to bullitigate or ellbullinate diacharge of PCa to lleadow arook vii the building-drainage ayatbull AI

etated prebullioully each alternative ia delitnld to probullide 1 apecUic lebullel of riMdhtlon with rqard to continued

contbullinant bullilcharte to lleadow arook It ll eapectld that the

veriou1 alternetibullea will rlft91 fr011 1 IIOCiente reduction of

contlnent dilctarbullbull (Alternative l) to bulllibullination of contebulllnent bullilcllerge (Alternethe S) It ahould be notlil that the ebulleluated ranee of 1lternativea do not repreaent the

caplete rlntl of alternetibulleamp available to Grant Ollr Other

forbull of rShl reaponae ealat that could be conaidere4 for

ipl-ntatlon at thh facility It ahould also be noted thlt

the alternathea habullbull been evaluatelaquo on a prelibulllnary bull only and that certain aaau~~ptiona have been de with regard to

specific construction ecthitlea Dltliled structural deain

phnl end facility utility plana have not been rebulllewe4 in

detell for CHifletlon of thia tuk

uur U7o-on-ou

This report 1lso does not present 1ny inform1tion for

remedilt ion of other drliniCJbull linea th1t ezht on the

property ERT ia 1v1re thlt the DO 1a concerned 1bout

potentill diachbullrcabull of PCI-contlminbullted w1ter to the round weter via dhchnCJbull from the west loedin9 dock Verioua

remedill 1ctiona c1n also be conlidered lor thh dninbullCJbull

system 11 well 11 the other ezterior dnin19e aystbull on the

property These aysts have not been evllu1ted in thil report

because they ere conaidered to repreaent 1 1epante iuue with

r espect t o contabulli nant dilchniJbull frobull the property The inlorbullation preaented in thll docuMnt ahould be

adequate in providint Grant Ge1r with an indication of the

rentbull of poalibilitiea and costa to reMdhte the buildint

drainatbull ayatbull at thll facility lhould you have any queationa or requite cllrification of any atltnta preaented

in thia report pleaae lHl frH to call saT

Very truly youra

Cllerlea rtin _I lot

Jeffrey T LIWIOD P O

PriDCipal

uur U7o-ooJ-OOI

1

IRDtAL- allIINATIVI CXIIT-IIRNY TULI

1 Cleen tnterlor Unehplece IXterlor Portlon

2 ClMn Mil 11ne tntarlor ttne lecbull htertor tottlon

l -ve-lce tntertOC Lntleplece IXteror Jrottlon

4 ct-Plut tnurtor LlMMtlace vtth Parallel trbullt- lce latecloc PHtla

1 _ w IMl tatartor amplDII~ Dtaroc

_tklftltMtaU Dtwrerbullton lptbull

0

llttMttdCiplt

ll7DOOO-Ia6D OOO

1400 000-00 000

SO OOO-S71D 000

tu~ ooo-aoooo -middotIUIDN-SUDDN -middot (-1)(-1)

I I

the facility Each of the linea dischuve into a manhole at an

approdmate depth of five to sis feet below 9round surface

The two manholes are connected by a 12-inch diameter vitrified

clay pipe with the east manhole receivinCJ discharve from the west manho-le u well u from the east bunch of the interior floor dnin line ~ Water eaita the east manhole via a 15- inch

diameter vitrified chy pipe and dischlfCJII to Meadow Brook at

an approximate dhtance of 200 feet frobull the facllity The variou1 aourcel of influent flow within the bulldinCJshy

drainave aysteca conailt of r oof runoff frobull preci pitat i on

estimated at approsibullately 1 3 bullilllon Qallonbull per year coolin9 water frobull bateiMnt compre1aon (1200 9allon1 per day)

boiler blowdown water (1310 91llona per year) and runoff frobull

the aouth truck-dock fiiiP eatibullated at approxitely 6000 9allona per year Water u1ed in the boilan and eC)alfreuora it obtained floa the city vater supply The only continuous

dhch1r9e through the drainage ayatbull it froa the coreaaon

aa the roof-drain and truck-ratiP runoff h interalttent an4

esaocieted with precipltetion bullbullenta aftd tbe boiler blowdovn

la a lingle annual dilcharge The bulk of bullratbull flow 11 therefore receh141 frM roof runoff aDd cQ~~Preaaor-cooliftl

water Tbe lncre111 in bullrbulltbull flow turlnt atorbull ia llkelr the jor contributor to anymiddot fluahlnt n4 bullbillaetion of reliduel

cbull through tM bullrbulltbull Seveul alternethel for potential reaedhl actionbull heve

been outlined and evaluated that will provide middoturyint lebullela of

r dhtion Theebull potential r~hl actionl geneully

conailt of continued uee of the ealltlng bullrbulltbull lfter certain

rdill repairs habulle been cOfiiPleted construction of 1 parallel ayat or dhera l on of influent flow sourcebull i n their entirety with diacharte to a different receptor The llat of

e valuated elternatlvea i nc ludea

64 94F 4670-003 - 001

1 cleening the interior line and repllceMnt of the

ezterior line portion

2 cleening end lining of the interior line with

repllcement of the ezterior line portion

3 middotremoval end npllcement of the interior end ezterior

linea

4 cleenin9 and plu99in9 of the interior line

replacement with peullel ayatera repllcement of

e zte rior line portion and

5 reoval or sulin9 of the interior line reraoval of

the eaterior line portion and inatalhtion of a

divera ion runoff ayatbull

The llternativea are atructured to provide veryint levell

of r~htioa and potenthl for reducint or elieinatlnt anr

PCI diacheree to Meadow lrook Prelibullinarr coet eatltea have been calculated for each llternative for coat caparhon

purpo1e1 Tbe alternativebull ere eapllined in eore detail ia the

followine pauenpha

ALftllJIATIVK 1

CleeaiM tM loteriqr LiM ep4 eJtc-t gl tM lamptedqr

LiM pgrtigo

Thil alternative h the let technically lavohed end

leaa coatly of all the alternativebull Thil alternative invohea

clean ine of tbe eailtint interior floor-dnin bullrbulltbull wlth hieh-prenure water end collection of the rinae weter by

uction pUIIf frot~ tbe bullbullbullt 111nhole Dilcheree to lleedow lrook

would be tonrily elibullinated by phaetine the Umiddotinch line et the bullenhole junction linae weter would be collected end diapoaed of by licenaedi Uquid-wnte hauler The eaterior

portion of the drein191 ayat including both bullbullaholea the

U4F U70-00J-00l

interconnectin9 lines and the 15-inch dilchar9e li ne would be

excavated and replaced Eacavated materials would require

disposal probably at a licenaed tlcility The ultimate means

of disposal would be determined by 1ppropriate chemicll

anllyaes icludin9 1nalyais for PCI Thh alternative would removbull the bulk o f u y reaidull PCI

from the interior drainbullbullbull line specifically 1ny st1ndin9

fluids within literal linbullbull and cleanouts that may hiVe hi9h

PCI concentrations It is poaaible that the hi9h puaaure

washin9 method will not however re110ve PCB eoapletely from

the line and 1111y not reduce effluent concentntlons si9nificantly enou9h to IMet diachar9e requirements Removll

of the eatetior portion of the aystbull and rapllcnt with new pipln9 and nholea will appropriately rdhte this portion

of the syatbull and better isolate the dninave line frCMI the

subaurface envtront (ie aoil vroun4 water) Thia re110val option has been included with aeveral of the other evaluated

alternathes aa it can be relathelr eaailr ICCOIIPlhhed and probullidea a llltb lebullbulll of anbullirontal protection Cleanint

and continued use of the eate~nal portion of the eyatM could

potentially be conaiclered a1 an alternative to repllcnt

ne totel coet for caletlDt thh r-iel actiobull il eetlMted to nqe free 1110000 to IZIO OOO 1M coat for

dlapoaal of eacebullated aoll aMI pipe MJ nntbull hoe 141000 to

etn ooo fth ubull-bull tbot tile terhl bullill be 4hpooecl ot an approbulled facility at an eatlted Coat of 1400 per cubic

71rd of terhl iacludlnt tranaportatlon The low eatlMte

abullbull~bull that coatbulllnete4 aoll h found onl7 ln the l~hte

bullicinlty of the two nholea The hlth eatlbullate abullbullu-bull that 1 layer of coatabulllnated soil la found alonq the lentth of the

eaterior ptune

Ut4P 4611middot 001-001

ALTERNATIVE 2

Cleaning and Lining of the Interior Lint and Rtphcement

pf the Exterigr Lint

Thh alternetive il limihr to the previou1 one except

that the interior drainage line would be lined with an

invenion tube liner (InlituforN IMthod) alter cleaning Thh

remedial option h conaidered technically feabullible but may be

difficult to iftlPlement beceu11 of the nuMber of connecting

llnbullbull middot The poJJibility ezhtbull that literal linbullbull cannot be lined with thi1 bullthod becbullubullbull of the bullbullaller pipe she and acce11 CORJtuintJ Any unu1ed hteulJ auch a1 thOII thlt

1re nbullochted only with unu1ed floor drainbull can be abandoned

and 1ealed Thh alternative would provide 1 greater -bullbullure of

environ~~ental protection than the previou1 llternethe bec1u1e

eny relidual ICI within the drlinate liHI would be hohted by

the n linen Additional re1earch Jhould be conducted

however to deterbulline tbe iiiiPl-ntabillty of tbe lining

-tbod ftll alternathe al1o 111-1 thet replec-nt of the

eaterior portion of tbe drainbulltbull liM will occur ne totel colt for caletion of thh r_lll ection 11

ebullttted to tiDtl fro ltOO OOO to lttO OOO Llnlnt of tbe

interior bullrbulltbull lloH h eJtited to coet epproaitely

IUS OOO The low eetlte bullbullbullubullbull thet contbullineted soil 11 found only ln the i-thte -lcinity of the two nholel elong

the eampterior pipeline The hlth ebulltibullte nbull~bull thet a layer of contabulllnate4 1oll h found along the lenvth of the eaterlor

pipeline

ALTUIIATIVK l middot I9Myal ao4 leplac-ot pf the Interipr end lsterlpr Linea

Thll llternathe in-olyen11 rephcnt of the entire

bullctlnt-ctnlnbulltbull 1y1tM with a Jlallar eyetM conbulltructed of

uur cno-on-001

I I

I new materials This alternative provides for COflplete removll

of the source of eny PCI conteminetion (ie the drein19e

pipinq) and replacement with polyvinyl chloride (PVC) pip i nq

This response action mey create hi9h costs for disposal of

contlminat~~ materiels and mey require additional environrnentll semplin9 end enelysil of subfloor soils thus

creati n9 the potential for edditional eacavetion Thh

alternative would alao cauae 1 9r1at amount of dilruption to no rmal facility opentiona Eaecution of thh alternate would

probably require flcility ehutdown for eevenl weeks dutin9

interior eacevation end removal operations The totll cost for lbullplntltion of thh elternethe h

estimated to r1n9e frobull $4~o ooo to $770 000 The low est1111te

essul thet no contlbulllneted 1011 h encountere4 durin9 r-ovll

of the interior pipint and that contebulllnated soil h found only

in the i-dhte vicinity of the two nho1es llont the

eaterior pipeline Tbe hith eettte bullbullbull--bull that 1 layer of contaainete4 eoil 11 found alOftl the leatth of the laterlor end

eaterlor pipeliaes 11110v11 end rephc-et of tH iaterior

line (not lacludint dhpoul costs) h eatttct to coat epproattely I U1000 Tbil a1teraettbullbull h coalidere4 to be

the tote1 eyetbull repllc-at llteraethe tHrefore continue4

uee of tbl eatetlor portion of tbl dnlnatbull bullrbulltbull is not

coneidered 11 1ft option

ALTUIIATIVK 4

Cleeply ep4 Plygglu qf the lptedgr Lly leples-pt

wHIt PenUel lxatM leplas-pt of ty l1terlor LlM

Thil alternethe conli1t1 of c1eenlnt end p1uttint of the

eahtlnt bullrbullt- end repllcat with 1 eyst of liallu delltn

in 1 penlle1 1ocetlon The intent of thil r-4111 action h to provide the hclllty with 1 corttulnent-free bullrbullt- without

the need to excavate end dhpose of the eahtlnt interior

uur u1o-ooJ-o01

I I

lines This alternetive auumes th1t soil eacavated for

placement of the penllel system h not contlmineted s1mplin9

and tnalysis of this soil mey be required thus crettinQ the

potenthl for additiontl escaVItion and contaminated soil

disposal The technicel feasibility for conatructinq thh

system needs to be evaluated i n detail 1nd disruption of normal

facility opentiona should be ezpected Thh 1ltern1tive aho

includes rephcement of the eaterior portion of the draineg~e

system to provide 1 totllly contlminant-free ayatera The estimeted coat for implementltion of thh elternetive

h projected to nnge between $330000 end ~4lOOOO The low

eatiiUte aaaua that conta11inated aoil h found only in the 1-dhte vicinity of the two bullbullnholes along the ezterior

pipeline The hith eatibullate UIUMI that 1 layer of contabullinate4 aoil ia foun4 along~ the entire lenvth of the

eatedor pipeline The estibullate4 cost to lnatall the parallel

171tbull il bullbulloe ooo Thil alternathe be aubject to

additiODil coata becau1e of IUiflint and analJIil of eacaveted 10111 vhiclri could lead to additional eacavation aDd dilpo1al

actionbull

ALTDIIoTift 5

_ytl pr letliM pf tM Ipterlpr LiM _ pf tM

bullbulltbullrlgr Liy fortigp bullpd Ioahlhtlgg gf a piyeraigp gf

lyDAff lyatM

Thi1 alternatibullbull dlffen the 1101t frOII eech of the other

alternativebull 11 the nev drlineg~e 1y1tbull vould dhcharg~e to the city of llorwood aever ayat in1tead of dlrctly to lleldow lrook lllfl-ntatlon of thh elternethe vould provide the

g~reateat level of envltoNIIntll protection by ellbulllnatlng~ the

current dhcberg~e to lleadow lrook Thh alternethe vould

provide a contabullinent-free dllcharve vh a new pipeline to the

-aniclpel bullrbulltbull end vould provide for rvel or bullbullbulllint of

uur u7o-ou-ool

the present dninage line to eliminate the potential for

further contaminant diachn9e to Meadow Brook Two nsumptions

have been made regardin9 this alternative that require

additionll evaluation One usumption is that the existing

roof struct~rbull will be able to support a small diameter

auapended root draina9bull line and the other il that acceu to the city sewer line iJ available within a dhtance of JOO teet

from the Jtructure The estimated coat tor implementation of the aealin9

option of thh alternative ranges from bull220000 to bull310 ~ 000 The ettinaated coati for ibullpler~entatlon of the ret110val option of

thia alternative ranges frobull bull430 000 to bull 760000 The low

estibullate aiiWMI that no contabullinated soil is encountered during roval of the interior pipin9 and that contabullinated

aoil h found only in the i-diate vicinity of the two

nholea alon9 the eaterior pipeline The high bullbulltibullate aaaua that a layer of contabulllnated aoil h found alonv the

lentth of tbe irtterior artd eaterior pipelinea

Liwitetippl gf Cget letiut11

lt ahould be noted tbat tbe coat untea preaented

geneullr reflect coat differencebull tbat 4epeD4 on tbe type of

dhpoaal r-uired for eacevated and bullbullbull-4-to-be eontbullinated toih and pl lrt bullnr ceaea the included dilpotal coatbull MJ HIOunt to aroalbulltely SO percent of the total coat for

il-ntetlon of 1 epecUlc alternative The costa for each

alternathe aarlaed in Table 1 have been eatiMted br utiliampirtt atanderd conetructlon-coat indicea (Meena vuiS) for

Ul7 and have been rked up to lUI pricebull aeeuing an intereat rate of 5 (Onlr the totil eatibullated coat for each

alternative baa been bullbullrked up ) Other coating inforbulletlon hu been obtained by Vlt lUI IPA dOCUIMRtl (citCI ltl5) II well II

atbullilbullr 11rl projectbull in which IT hu been involved so cona t ruction coatbull have been edjuated to reflect potential

a441tional cltergea for worker health and aafety requirlflllnta

for apecific conatructlon actlvitlea aucb aa eacavation of aoil

uur H10-on-o01

and pipe where there h 1 potentill for worker npoaure to

cont111inated medii Additional health and ufety mukupa

which are possible have not been uaumed for eneral work

ICtivitlea on 1 confirmed waste site (Superfund lite)

Standard CQat adjustments for enineedn and deain ( 11

percent) and Continenciea (2 0 percent) have bean included

within t he coat eatimate for each alternative Other i nd irect

coats such 11 liQil fees and Ucenain~ or per11ittin procen

fee a have not bien included The coats preaented wi thi this document ahould be conaidered a preliminary eatimate only and

eatibullated within an accuracy rane of -50 to +100 percent

Coat auuy tablebull for each alternative are appended to thh

docubullnt

The tenerll objective for coapleting thh teak haa been to

provide Onnt Gear with 1 ran91 of potential r~ial optionbull

that could be iliMnted to bullitigate or ellbullinate diacharge of PCa to lleadow arook vii the building-drainage ayatbull AI

etated prebullioully each alternative ia delitnld to probullide 1 apecUic lebullel of riMdhtlon with rqard to continued

contbullinant bullilcharte to lleadow arook It ll eapectld that the

veriou1 alternetibullea will rlft91 fr011 1 IIOCiente reduction of

contlnent dilctarbullbull (Alternative l) to bulllibullination of contebulllnent bullilcllerge (Alternethe S) It ahould be notlil that the ebulleluated ranee of 1lternativea do not repreaent the

caplete rlntl of alternetibulleamp available to Grant Ollr Other

forbull of rShl reaponae ealat that could be conaidere4 for

ipl-ntatlon at thh facility It ahould also be noted thlt

the alternathea habullbull been evaluatelaquo on a prelibulllnary bull only and that certain aaau~~ptiona have been de with regard to

specific construction ecthitlea Dltliled structural deain

phnl end facility utility plana have not been rebulllewe4 in

detell for CHifletlon of thia tuk

uur U7o-on-ou

This report 1lso does not present 1ny inform1tion for

remedilt ion of other drliniCJbull linea th1t ezht on the

property ERT ia 1v1re thlt the DO 1a concerned 1bout

potentill diachbullrcabull of PCI-contlminbullted w1ter to the round weter via dhchnCJbull from the west loedin9 dock Verioua

remedill 1ctiona c1n also be conlidered lor thh dninbullCJbull

system 11 well 11 the other ezterior dnin19e aystbull on the

property These aysts have not been evllu1ted in thil report

because they ere conaidered to repreaent 1 1epante iuue with

r espect t o contabulli nant dilchniJbull frobull the property The inlorbullation preaented in thll docuMnt ahould be

adequate in providint Grant Ge1r with an indication of the

rentbull of poalibilitiea and costa to reMdhte the buildint

drainatbull ayatbull at thll facility lhould you have any queationa or requite cllrification of any atltnta preaented

in thia report pleaae lHl frH to call saT

Very truly youra

Cllerlea rtin _I lot

Jeffrey T LIWIOD P O

PriDCipal

uur U7o-ooJ-OOI

1

IRDtAL- allIINATIVI CXIIT-IIRNY TULI

1 Cleen tnterlor Unehplece IXterlor Portlon

2 ClMn Mil 11ne tntarlor ttne lecbull htertor tottlon

l -ve-lce tntertOC Lntleplece IXteror Jrottlon

4 ct-Plut tnurtor LlMMtlace vtth Parallel trbullt- lce latecloc PHtla

1 _ w IMl tatartor amplDII~ Dtaroc

_tklftltMtaU Dtwrerbullton lptbull

0

llttMttdCiplt

ll7DOOO-Ia6D OOO

1400 000-00 000

SO OOO-S71D 000

tu~ ooo-aoooo -middotIUIDN-SUDDN -middot (-1)(-1)

1 cleening the interior line and repllceMnt of the

ezterior line portion

2 cleening end lining of the interior line with

repllcement of the ezterior line portion

3 middotremoval end npllcement of the interior end ezterior

linea

4 cleenin9 and plu99in9 of the interior line

replacement with peullel ayatera repllcement of

e zte rior line portion and

5 reoval or sulin9 of the interior line reraoval of

the eaterior line portion and inatalhtion of a

divera ion runoff ayatbull

The llternativea are atructured to provide veryint levell

of r~htioa and potenthl for reducint or elieinatlnt anr

PCI diacheree to Meadow lrook Prelibullinarr coet eatltea have been calculated for each llternative for coat caparhon

purpo1e1 Tbe alternativebull ere eapllined in eore detail ia the

followine pauenpha

ALftllJIATIVK 1

CleeaiM tM loteriqr LiM ep4 eJtc-t gl tM lamptedqr

LiM pgrtigo

Thil alternative h the let technically lavohed end

leaa coatly of all the alternativebull Thil alternative invohea

clean ine of tbe eailtint interior floor-dnin bullrbulltbull wlth hieh-prenure water end collection of the rinae weter by

uction pUIIf frot~ tbe bullbullbullt 111nhole Dilcheree to lleedow lrook

would be tonrily elibullinated by phaetine the Umiddotinch line et the bullenhole junction linae weter would be collected end diapoaed of by licenaedi Uquid-wnte hauler The eaterior

portion of the drein191 ayat including both bullbullaholea the

U4F U70-00J-00l

interconnectin9 lines and the 15-inch dilchar9e li ne would be

excavated and replaced Eacavated materials would require

disposal probably at a licenaed tlcility The ultimate means

of disposal would be determined by 1ppropriate chemicll

anllyaes icludin9 1nalyais for PCI Thh alternative would removbull the bulk o f u y reaidull PCI

from the interior drainbullbullbull line specifically 1ny st1ndin9

fluids within literal linbullbull and cleanouts that may hiVe hi9h

PCI concentrations It is poaaible that the hi9h puaaure

washin9 method will not however re110ve PCB eoapletely from

the line and 1111y not reduce effluent concentntlons si9nificantly enou9h to IMet diachar9e requirements Removll

of the eatetior portion of the aystbull and rapllcnt with new pipln9 and nholea will appropriately rdhte this portion

of the syatbull and better isolate the dninave line frCMI the

subaurface envtront (ie aoil vroun4 water) Thia re110val option has been included with aeveral of the other evaluated

alternathes aa it can be relathelr eaailr ICCOIIPlhhed and probullidea a llltb lebullbulll of anbullirontal protection Cleanint

and continued use of the eate~nal portion of the eyatM could

potentially be conaiclered a1 an alternative to repllcnt

ne totel coet for caletlDt thh r-iel actiobull il eetlMted to nqe free 1110000 to IZIO OOO 1M coat for

dlapoaal of eacebullated aoll aMI pipe MJ nntbull hoe 141000 to

etn ooo fth ubull-bull tbot tile terhl bullill be 4hpooecl ot an approbulled facility at an eatlted Coat of 1400 per cubic

71rd of terhl iacludlnt tranaportatlon The low eatlMte

abullbull~bull that coatbulllnete4 aoll h found onl7 ln the l~hte

bullicinlty of the two nholea The hlth eatlbullate abullbullu-bull that 1 layer of coatabulllnated soil la found alonq the lentth of the

eaterior ptune

Ut4P 4611middot 001-001

ALTERNATIVE 2

Cleaning and Lining of the Interior Lint and Rtphcement

pf the Exterigr Lint

Thh alternetive il limihr to the previou1 one except

that the interior drainage line would be lined with an

invenion tube liner (InlituforN IMthod) alter cleaning Thh

remedial option h conaidered technically feabullible but may be

difficult to iftlPlement beceu11 of the nuMber of connecting

llnbullbull middot The poJJibility ezhtbull that literal linbullbull cannot be lined with thi1 bullthod becbullubullbull of the bullbullaller pipe she and acce11 CORJtuintJ Any unu1ed hteulJ auch a1 thOII thlt

1re nbullochted only with unu1ed floor drainbull can be abandoned

and 1ealed Thh alternative would provide 1 greater -bullbullure of

environ~~ental protection than the previou1 llternethe bec1u1e

eny relidual ICI within the drlinate liHI would be hohted by

the n linen Additional re1earch Jhould be conducted

however to deterbulline tbe iiiiPl-ntabillty of tbe lining

-tbod ftll alternathe al1o 111-1 thet replec-nt of the

eaterior portion of tbe drainbulltbull liM will occur ne totel colt for caletion of thh r_lll ection 11

ebullttted to tiDtl fro ltOO OOO to lttO OOO Llnlnt of tbe

interior bullrbulltbull lloH h eJtited to coet epproaitely

IUS OOO The low eetlte bullbullbullubullbull thet contbullineted soil 11 found only ln the i-thte -lcinity of the two nholel elong

the eampterior pipeline The hlth ebulltibullte nbull~bull thet a layer of contabulllnate4 1oll h found along the lenvth of the eaterlor

pipeline

ALTUIIATIVK l middot I9Myal ao4 leplac-ot pf the Interipr end lsterlpr Linea

Thll llternathe in-olyen11 rephcnt of the entire

bullctlnt-ctnlnbulltbull 1y1tM with a Jlallar eyetM conbulltructed of

uur cno-on-001

I I

I new materials This alternative provides for COflplete removll

of the source of eny PCI conteminetion (ie the drein19e

pipinq) and replacement with polyvinyl chloride (PVC) pip i nq

This response action mey create hi9h costs for disposal of

contlminat~~ materiels and mey require additional environrnentll semplin9 end enelysil of subfloor soils thus

creati n9 the potential for edditional eacavetion Thh

alternative would alao cauae 1 9r1at amount of dilruption to no rmal facility opentiona Eaecution of thh alternate would

probably require flcility ehutdown for eevenl weeks dutin9

interior eacevation end removal operations The totll cost for lbullplntltion of thh elternethe h

estimated to r1n9e frobull $4~o ooo to $770 000 The low est1111te

essul thet no contlbulllneted 1011 h encountere4 durin9 r-ovll

of the interior pipint and that contebulllnated soil h found only

in the i-dhte vicinity of the two nho1es llont the

eaterior pipeline Tbe hith eettte bullbullbull--bull that 1 layer of contaainete4 eoil 11 found alOftl the leatth of the laterlor end

eaterlor pipeliaes 11110v11 end rephc-et of tH iaterior

line (not lacludint dhpoul costs) h eatttct to coat epproattely I U1000 Tbil a1teraettbullbull h coalidere4 to be

the tote1 eyetbull repllc-at llteraethe tHrefore continue4

uee of tbl eatetlor portion of tbl dnlnatbull bullrbulltbull is not

coneidered 11 1ft option

ALTUIIATIVK 4

Cleeply ep4 Plygglu qf the lptedgr Lly leples-pt

wHIt PenUel lxatM leplas-pt of ty l1terlor LlM

Thil alternethe conli1t1 of c1eenlnt end p1uttint of the

eahtlnt bullrbullt- end repllcat with 1 eyst of liallu delltn

in 1 penlle1 1ocetlon The intent of thil r-4111 action h to provide the hclllty with 1 corttulnent-free bullrbullt- without

the need to excavate end dhpose of the eahtlnt interior

uur u1o-ooJ-o01

I I

lines This alternetive auumes th1t soil eacavated for

placement of the penllel system h not contlmineted s1mplin9

and tnalysis of this soil mey be required thus crettinQ the

potenthl for additiontl escaVItion and contaminated soil

disposal The technicel feasibility for conatructinq thh

system needs to be evaluated i n detail 1nd disruption of normal

facility opentiona should be ezpected Thh 1ltern1tive aho

includes rephcement of the eaterior portion of the draineg~e

system to provide 1 totllly contlminant-free ayatera The estimeted coat for implementltion of thh elternetive

h projected to nnge between $330000 end ~4lOOOO The low

eatiiUte aaaua that conta11inated aoil h found only in the 1-dhte vicinity of the two bullbullnholes along the ezterior

pipeline The hith eatibullate UIUMI that 1 layer of contabullinate4 aoil ia foun4 along~ the entire lenvth of the

eatedor pipeline The estibullate4 cost to lnatall the parallel

171tbull il bullbulloe ooo Thil alternathe be aubject to

additiODil coata becau1e of IUiflint and analJIil of eacaveted 10111 vhiclri could lead to additional eacavation aDd dilpo1al

actionbull

ALTDIIoTift 5

_ytl pr letliM pf tM Ipterlpr LiM _ pf tM

bullbulltbullrlgr Liy fortigp bullpd Ioahlhtlgg gf a piyeraigp gf

lyDAff lyatM

Thi1 alternatibullbull dlffen the 1101t frOII eech of the other

alternativebull 11 the nev drlineg~e 1y1tbull vould dhcharg~e to the city of llorwood aever ayat in1tead of dlrctly to lleldow lrook lllfl-ntatlon of thh elternethe vould provide the

g~reateat level of envltoNIIntll protection by ellbulllnatlng~ the

current dhcberg~e to lleadow lrook Thh alternethe vould

provide a contabullinent-free dllcharve vh a new pipeline to the

-aniclpel bullrbulltbull end vould provide for rvel or bullbullbulllint of

uur u7o-ou-ool

the present dninage line to eliminate the potential for

further contaminant diachn9e to Meadow Brook Two nsumptions

have been made regardin9 this alternative that require

additionll evaluation One usumption is that the existing

roof struct~rbull will be able to support a small diameter

auapended root draina9bull line and the other il that acceu to the city sewer line iJ available within a dhtance of JOO teet

from the Jtructure The estimated coat tor implementation of the aealin9

option of thh alternative ranges from bull220000 to bull310 ~ 000 The ettinaated coati for ibullpler~entatlon of the ret110val option of

thia alternative ranges frobull bull430 000 to bull 760000 The low

estibullate aiiWMI that no contabullinated soil is encountered during roval of the interior pipin9 and that contabullinated

aoil h found only in the i-diate vicinity of the two

nholea alon9 the eaterior pipeline The high bullbulltibullate aaaua that a layer of contabulllnated aoil h found alonv the

lentth of tbe irtterior artd eaterior pipelinea

Liwitetippl gf Cget letiut11

lt ahould be noted tbat tbe coat untea preaented

geneullr reflect coat differencebull tbat 4epeD4 on tbe type of

dhpoaal r-uired for eacevated and bullbullbull-4-to-be eontbullinated toih and pl lrt bullnr ceaea the included dilpotal coatbull MJ HIOunt to aroalbulltely SO percent of the total coat for

il-ntetlon of 1 epecUlc alternative The costa for each

alternathe aarlaed in Table 1 have been eatiMted br utiliampirtt atanderd conetructlon-coat indicea (Meena vuiS) for

Ul7 and have been rked up to lUI pricebull aeeuing an intereat rate of 5 (Onlr the totil eatibullated coat for each

alternative baa been bullbullrked up ) Other coating inforbulletlon hu been obtained by Vlt lUI IPA dOCUIMRtl (citCI ltl5) II well II

atbullilbullr 11rl projectbull in which IT hu been involved so cona t ruction coatbull have been edjuated to reflect potential

a441tional cltergea for worker health and aafety requirlflllnta

for apecific conatructlon actlvitlea aucb aa eacavation of aoil

uur H10-on-o01

and pipe where there h 1 potentill for worker npoaure to

cont111inated medii Additional health and ufety mukupa

which are possible have not been uaumed for eneral work

ICtivitlea on 1 confirmed waste site (Superfund lite)

Standard CQat adjustments for enineedn and deain ( 11

percent) and Continenciea (2 0 percent) have bean included

within t he coat eatimate for each alternative Other i nd irect

coats such 11 liQil fees and Ucenain~ or per11ittin procen

fee a have not bien included The coats preaented wi thi this document ahould be conaidered a preliminary eatimate only and

eatibullated within an accuracy rane of -50 to +100 percent

Coat auuy tablebull for each alternative are appended to thh

docubullnt

The tenerll objective for coapleting thh teak haa been to

provide Onnt Gear with 1 ran91 of potential r~ial optionbull

that could be iliMnted to bullitigate or ellbullinate diacharge of PCa to lleadow arook vii the building-drainage ayatbull AI

etated prebullioully each alternative ia delitnld to probullide 1 apecUic lebullel of riMdhtlon with rqard to continued

contbullinant bullilcharte to lleadow arook It ll eapectld that the

veriou1 alternetibullea will rlft91 fr011 1 IIOCiente reduction of

contlnent dilctarbullbull (Alternative l) to bulllibullination of contebulllnent bullilcllerge (Alternethe S) It ahould be notlil that the ebulleluated ranee of 1lternativea do not repreaent the

caplete rlntl of alternetibulleamp available to Grant Ollr Other

forbull of rShl reaponae ealat that could be conaidere4 for

ipl-ntatlon at thh facility It ahould also be noted thlt

the alternathea habullbull been evaluatelaquo on a prelibulllnary bull only and that certain aaau~~ptiona have been de with regard to

specific construction ecthitlea Dltliled structural deain

phnl end facility utility plana have not been rebulllewe4 in

detell for CHifletlon of thia tuk

uur U7o-on-ou

This report 1lso does not present 1ny inform1tion for

remedilt ion of other drliniCJbull linea th1t ezht on the

property ERT ia 1v1re thlt the DO 1a concerned 1bout

potentill diachbullrcabull of PCI-contlminbullted w1ter to the round weter via dhchnCJbull from the west loedin9 dock Verioua

remedill 1ctiona c1n also be conlidered lor thh dninbullCJbull

system 11 well 11 the other ezterior dnin19e aystbull on the

property These aysts have not been evllu1ted in thil report

because they ere conaidered to repreaent 1 1epante iuue with

r espect t o contabulli nant dilchniJbull frobull the property The inlorbullation preaented in thll docuMnt ahould be

adequate in providint Grant Ge1r with an indication of the

rentbull of poalibilitiea and costa to reMdhte the buildint

drainatbull ayatbull at thll facility lhould you have any queationa or requite cllrification of any atltnta preaented

in thia report pleaae lHl frH to call saT

Very truly youra

Cllerlea rtin _I lot

Jeffrey T LIWIOD P O

PriDCipal

uur U7o-ooJ-OOI

1

IRDtAL- allIINATIVI CXIIT-IIRNY TULI

1 Cleen tnterlor Unehplece IXterlor Portlon

2 ClMn Mil 11ne tntarlor ttne lecbull htertor tottlon

l -ve-lce tntertOC Lntleplece IXteror Jrottlon

4 ct-Plut tnurtor LlMMtlace vtth Parallel trbullt- lce latecloc PHtla

1 _ w IMl tatartor amplDII~ Dtaroc

_tklftltMtaU Dtwrerbullton lptbull

0

llttMttdCiplt

ll7DOOO-Ia6D OOO

1400 000-00 000

SO OOO-S71D 000

tu~ ooo-aoooo -middotIUIDN-SUDDN -middot (-1)(-1)

interconnectin9 lines and the 15-inch dilchar9e li ne would be

excavated and replaced Eacavated materials would require

disposal probably at a licenaed tlcility The ultimate means

of disposal would be determined by 1ppropriate chemicll

anllyaes icludin9 1nalyais for PCI Thh alternative would removbull the bulk o f u y reaidull PCI

from the interior drainbullbullbull line specifically 1ny st1ndin9

fluids within literal linbullbull and cleanouts that may hiVe hi9h

PCI concentrations It is poaaible that the hi9h puaaure

washin9 method will not however re110ve PCB eoapletely from

the line and 1111y not reduce effluent concentntlons si9nificantly enou9h to IMet diachar9e requirements Removll

of the eatetior portion of the aystbull and rapllcnt with new pipln9 and nholea will appropriately rdhte this portion

of the syatbull and better isolate the dninave line frCMI the

subaurface envtront (ie aoil vroun4 water) Thia re110val option has been included with aeveral of the other evaluated

alternathes aa it can be relathelr eaailr ICCOIIPlhhed and probullidea a llltb lebullbulll of anbullirontal protection Cleanint

and continued use of the eate~nal portion of the eyatM could

potentially be conaiclered a1 an alternative to repllcnt

ne totel coet for caletlDt thh r-iel actiobull il eetlMted to nqe free 1110000 to IZIO OOO 1M coat for

dlapoaal of eacebullated aoll aMI pipe MJ nntbull hoe 141000 to

etn ooo fth ubull-bull tbot tile terhl bullill be 4hpooecl ot an approbulled facility at an eatlted Coat of 1400 per cubic

71rd of terhl iacludlnt tranaportatlon The low eatlMte

abullbull~bull that coatbulllnete4 aoll h found onl7 ln the l~hte

bullicinlty of the two nholea The hlth eatlbullate abullbullu-bull that 1 layer of coatabulllnated soil la found alonq the lentth of the

eaterior ptune

Ut4P 4611middot 001-001

ALTERNATIVE 2

Cleaning and Lining of the Interior Lint and Rtphcement

pf the Exterigr Lint

Thh alternetive il limihr to the previou1 one except

that the interior drainage line would be lined with an

invenion tube liner (InlituforN IMthod) alter cleaning Thh

remedial option h conaidered technically feabullible but may be

difficult to iftlPlement beceu11 of the nuMber of connecting

llnbullbull middot The poJJibility ezhtbull that literal linbullbull cannot be lined with thi1 bullthod becbullubullbull of the bullbullaller pipe she and acce11 CORJtuintJ Any unu1ed hteulJ auch a1 thOII thlt

1re nbullochted only with unu1ed floor drainbull can be abandoned

and 1ealed Thh alternative would provide 1 greater -bullbullure of

environ~~ental protection than the previou1 llternethe bec1u1e

eny relidual ICI within the drlinate liHI would be hohted by

the n linen Additional re1earch Jhould be conducted

however to deterbulline tbe iiiiPl-ntabillty of tbe lining

-tbod ftll alternathe al1o 111-1 thet replec-nt of the

eaterior portion of tbe drainbulltbull liM will occur ne totel colt for caletion of thh r_lll ection 11

ebullttted to tiDtl fro ltOO OOO to lttO OOO Llnlnt of tbe

interior bullrbulltbull lloH h eJtited to coet epproaitely

IUS OOO The low eetlte bullbullbullubullbull thet contbullineted soil 11 found only ln the i-thte -lcinity of the two nholel elong

the eampterior pipeline The hlth ebulltibullte nbull~bull thet a layer of contabulllnate4 1oll h found along the lenvth of the eaterlor

pipeline

ALTUIIATIVK l middot I9Myal ao4 leplac-ot pf the Interipr end lsterlpr Linea

Thll llternathe in-olyen11 rephcnt of the entire

bullctlnt-ctnlnbulltbull 1y1tM with a Jlallar eyetM conbulltructed of

uur cno-on-001

I I

I new materials This alternative provides for COflplete removll

of the source of eny PCI conteminetion (ie the drein19e

pipinq) and replacement with polyvinyl chloride (PVC) pip i nq

This response action mey create hi9h costs for disposal of

contlminat~~ materiels and mey require additional environrnentll semplin9 end enelysil of subfloor soils thus

creati n9 the potential for edditional eacavetion Thh

alternative would alao cauae 1 9r1at amount of dilruption to no rmal facility opentiona Eaecution of thh alternate would

probably require flcility ehutdown for eevenl weeks dutin9

interior eacevation end removal operations The totll cost for lbullplntltion of thh elternethe h

estimated to r1n9e frobull $4~o ooo to $770 000 The low est1111te

essul thet no contlbulllneted 1011 h encountere4 durin9 r-ovll

of the interior pipint and that contebulllnated soil h found only

in the i-dhte vicinity of the two nho1es llont the

eaterior pipeline Tbe hith eettte bullbullbull--bull that 1 layer of contaainete4 eoil 11 found alOftl the leatth of the laterlor end

eaterlor pipeliaes 11110v11 end rephc-et of tH iaterior

line (not lacludint dhpoul costs) h eatttct to coat epproattely I U1000 Tbil a1teraettbullbull h coalidere4 to be

the tote1 eyetbull repllc-at llteraethe tHrefore continue4

uee of tbl eatetlor portion of tbl dnlnatbull bullrbulltbull is not

coneidered 11 1ft option

ALTUIIATIVK 4

Cleeply ep4 Plygglu qf the lptedgr Lly leples-pt

wHIt PenUel lxatM leplas-pt of ty l1terlor LlM

Thil alternethe conli1t1 of c1eenlnt end p1uttint of the

eahtlnt bullrbullt- end repllcat with 1 eyst of liallu delltn

in 1 penlle1 1ocetlon The intent of thil r-4111 action h to provide the hclllty with 1 corttulnent-free bullrbullt- without

the need to excavate end dhpose of the eahtlnt interior

uur u1o-ooJ-o01

I I

lines This alternetive auumes th1t soil eacavated for

placement of the penllel system h not contlmineted s1mplin9

and tnalysis of this soil mey be required thus crettinQ the

potenthl for additiontl escaVItion and contaminated soil

disposal The technicel feasibility for conatructinq thh

system needs to be evaluated i n detail 1nd disruption of normal

facility opentiona should be ezpected Thh 1ltern1tive aho

includes rephcement of the eaterior portion of the draineg~e

system to provide 1 totllly contlminant-free ayatera The estimeted coat for implementltion of thh elternetive

h projected to nnge between $330000 end ~4lOOOO The low

eatiiUte aaaua that conta11inated aoil h found only in the 1-dhte vicinity of the two bullbullnholes along the ezterior

pipeline The hith eatibullate UIUMI that 1 layer of contabullinate4 aoil ia foun4 along~ the entire lenvth of the

eatedor pipeline The estibullate4 cost to lnatall the parallel

171tbull il bullbulloe ooo Thil alternathe be aubject to

additiODil coata becau1e of IUiflint and analJIil of eacaveted 10111 vhiclri could lead to additional eacavation aDd dilpo1al

actionbull

ALTDIIoTift 5

_ytl pr letliM pf tM Ipterlpr LiM _ pf tM

bullbulltbullrlgr Liy fortigp bullpd Ioahlhtlgg gf a piyeraigp gf

lyDAff lyatM

Thi1 alternatibullbull dlffen the 1101t frOII eech of the other

alternativebull 11 the nev drlineg~e 1y1tbull vould dhcharg~e to the city of llorwood aever ayat in1tead of dlrctly to lleldow lrook lllfl-ntatlon of thh elternethe vould provide the

g~reateat level of envltoNIIntll protection by ellbulllnatlng~ the

current dhcberg~e to lleadow lrook Thh alternethe vould

provide a contabullinent-free dllcharve vh a new pipeline to the

-aniclpel bullrbulltbull end vould provide for rvel or bullbullbulllint of

uur u7o-ou-ool

the present dninage line to eliminate the potential for

further contaminant diachn9e to Meadow Brook Two nsumptions

have been made regardin9 this alternative that require

additionll evaluation One usumption is that the existing

roof struct~rbull will be able to support a small diameter

auapended root draina9bull line and the other il that acceu to the city sewer line iJ available within a dhtance of JOO teet

from the Jtructure The estimated coat tor implementation of the aealin9

option of thh alternative ranges from bull220000 to bull310 ~ 000 The ettinaated coati for ibullpler~entatlon of the ret110val option of

thia alternative ranges frobull bull430 000 to bull 760000 The low

estibullate aiiWMI that no contabullinated soil is encountered during roval of the interior pipin9 and that contabullinated

aoil h found only in the i-diate vicinity of the two

nholea alon9 the eaterior pipeline The high bullbulltibullate aaaua that a layer of contabulllnated aoil h found alonv the

lentth of tbe irtterior artd eaterior pipelinea

Liwitetippl gf Cget letiut11

lt ahould be noted tbat tbe coat untea preaented

geneullr reflect coat differencebull tbat 4epeD4 on tbe type of

dhpoaal r-uired for eacevated and bullbullbull-4-to-be eontbullinated toih and pl lrt bullnr ceaea the included dilpotal coatbull MJ HIOunt to aroalbulltely SO percent of the total coat for

il-ntetlon of 1 epecUlc alternative The costa for each

alternathe aarlaed in Table 1 have been eatiMted br utiliampirtt atanderd conetructlon-coat indicea (Meena vuiS) for

Ul7 and have been rked up to lUI pricebull aeeuing an intereat rate of 5 (Onlr the totil eatibullated coat for each

alternative baa been bullbullrked up ) Other coating inforbulletlon hu been obtained by Vlt lUI IPA dOCUIMRtl (citCI ltl5) II well II

atbullilbullr 11rl projectbull in which IT hu been involved so cona t ruction coatbull have been edjuated to reflect potential

a441tional cltergea for worker health and aafety requirlflllnta

for apecific conatructlon actlvitlea aucb aa eacavation of aoil

uur H10-on-o01

and pipe where there h 1 potentill for worker npoaure to

cont111inated medii Additional health and ufety mukupa

which are possible have not been uaumed for eneral work

ICtivitlea on 1 confirmed waste site (Superfund lite)

Standard CQat adjustments for enineedn and deain ( 11

percent) and Continenciea (2 0 percent) have bean included

within t he coat eatimate for each alternative Other i nd irect

coats such 11 liQil fees and Ucenain~ or per11ittin procen

fee a have not bien included The coats preaented wi thi this document ahould be conaidered a preliminary eatimate only and

eatibullated within an accuracy rane of -50 to +100 percent

Coat auuy tablebull for each alternative are appended to thh

docubullnt

The tenerll objective for coapleting thh teak haa been to

provide Onnt Gear with 1 ran91 of potential r~ial optionbull

that could be iliMnted to bullitigate or ellbullinate diacharge of PCa to lleadow arook vii the building-drainage ayatbull AI

etated prebullioully each alternative ia delitnld to probullide 1 apecUic lebullel of riMdhtlon with rqard to continued

contbullinant bullilcharte to lleadow arook It ll eapectld that the

veriou1 alternetibullea will rlft91 fr011 1 IIOCiente reduction of

contlnent dilctarbullbull (Alternative l) to bulllibullination of contebulllnent bullilcllerge (Alternethe S) It ahould be notlil that the ebulleluated ranee of 1lternativea do not repreaent the

caplete rlntl of alternetibulleamp available to Grant Ollr Other

forbull of rShl reaponae ealat that could be conaidere4 for

ipl-ntatlon at thh facility It ahould also be noted thlt

the alternathea habullbull been evaluatelaquo on a prelibulllnary bull only and that certain aaau~~ptiona have been de with regard to

specific construction ecthitlea Dltliled structural deain

phnl end facility utility plana have not been rebulllewe4 in

detell for CHifletlon of thia tuk

uur U7o-on-ou

This report 1lso does not present 1ny inform1tion for

remedilt ion of other drliniCJbull linea th1t ezht on the

property ERT ia 1v1re thlt the DO 1a concerned 1bout

potentill diachbullrcabull of PCI-contlminbullted w1ter to the round weter via dhchnCJbull from the west loedin9 dock Verioua

remedill 1ctiona c1n also be conlidered lor thh dninbullCJbull

system 11 well 11 the other ezterior dnin19e aystbull on the

property These aysts have not been evllu1ted in thil report

because they ere conaidered to repreaent 1 1epante iuue with

r espect t o contabulli nant dilchniJbull frobull the property The inlorbullation preaented in thll docuMnt ahould be

adequate in providint Grant Ge1r with an indication of the

rentbull of poalibilitiea and costa to reMdhte the buildint

drainatbull ayatbull at thll facility lhould you have any queationa or requite cllrification of any atltnta preaented

in thia report pleaae lHl frH to call saT

Very truly youra

Cllerlea rtin _I lot

Jeffrey T LIWIOD P O

PriDCipal

uur U7o-ooJ-OOI

1

IRDtAL- allIINATIVI CXIIT-IIRNY TULI

1 Cleen tnterlor Unehplece IXterlor Portlon

2 ClMn Mil 11ne tntarlor ttne lecbull htertor tottlon

l -ve-lce tntertOC Lntleplece IXteror Jrottlon

4 ct-Plut tnurtor LlMMtlace vtth Parallel trbullt- lce latecloc PHtla

1 _ w IMl tatartor amplDII~ Dtaroc

_tklftltMtaU Dtwrerbullton lptbull

0

llttMttdCiplt

ll7DOOO-Ia6D OOO

1400 000-00 000

SO OOO-S71D 000

tu~ ooo-aoooo -middotIUIDN-SUDDN -middot (-1)(-1)

ALTERNATIVE 2

Cleaning and Lining of the Interior Lint and Rtphcement

pf the Exterigr Lint

Thh alternetive il limihr to the previou1 one except

that the interior drainage line would be lined with an

invenion tube liner (InlituforN IMthod) alter cleaning Thh

remedial option h conaidered technically feabullible but may be

difficult to iftlPlement beceu11 of the nuMber of connecting

llnbullbull middot The poJJibility ezhtbull that literal linbullbull cannot be lined with thi1 bullthod becbullubullbull of the bullbullaller pipe she and acce11 CORJtuintJ Any unu1ed hteulJ auch a1 thOII thlt

1re nbullochted only with unu1ed floor drainbull can be abandoned

and 1ealed Thh alternative would provide 1 greater -bullbullure of

environ~~ental protection than the previou1 llternethe bec1u1e

eny relidual ICI within the drlinate liHI would be hohted by

the n linen Additional re1earch Jhould be conducted

however to deterbulline tbe iiiiPl-ntabillty of tbe lining

-tbod ftll alternathe al1o 111-1 thet replec-nt of the

eaterior portion of tbe drainbulltbull liM will occur ne totel colt for caletion of thh r_lll ection 11

ebullttted to tiDtl fro ltOO OOO to lttO OOO Llnlnt of tbe

interior bullrbulltbull lloH h eJtited to coet epproaitely

IUS OOO The low eetlte bullbullbullubullbull thet contbullineted soil 11 found only ln the i-thte -lcinity of the two nholel elong

the eampterior pipeline The hlth ebulltibullte nbull~bull thet a layer of contabulllnate4 1oll h found along the lenvth of the eaterlor

pipeline

ALTUIIATIVK l middot I9Myal ao4 leplac-ot pf the Interipr end lsterlpr Linea

Thll llternathe in-olyen11 rephcnt of the entire

bullctlnt-ctnlnbulltbull 1y1tM with a Jlallar eyetM conbulltructed of

uur cno-on-001

I I

I new materials This alternative provides for COflplete removll

of the source of eny PCI conteminetion (ie the drein19e

pipinq) and replacement with polyvinyl chloride (PVC) pip i nq

This response action mey create hi9h costs for disposal of

contlminat~~ materiels and mey require additional environrnentll semplin9 end enelysil of subfloor soils thus

creati n9 the potential for edditional eacavetion Thh

alternative would alao cauae 1 9r1at amount of dilruption to no rmal facility opentiona Eaecution of thh alternate would

probably require flcility ehutdown for eevenl weeks dutin9

interior eacevation end removal operations The totll cost for lbullplntltion of thh elternethe h

estimated to r1n9e frobull $4~o ooo to $770 000 The low est1111te

essul thet no contlbulllneted 1011 h encountere4 durin9 r-ovll

of the interior pipint and that contebulllnated soil h found only

in the i-dhte vicinity of the two nho1es llont the

eaterior pipeline Tbe hith eettte bullbullbull--bull that 1 layer of contaainete4 eoil 11 found alOftl the leatth of the laterlor end

eaterlor pipeliaes 11110v11 end rephc-et of tH iaterior

line (not lacludint dhpoul costs) h eatttct to coat epproattely I U1000 Tbil a1teraettbullbull h coalidere4 to be

the tote1 eyetbull repllc-at llteraethe tHrefore continue4

uee of tbl eatetlor portion of tbl dnlnatbull bullrbulltbull is not

coneidered 11 1ft option

ALTUIIATIVK 4

Cleeply ep4 Plygglu qf the lptedgr Lly leples-pt

wHIt PenUel lxatM leplas-pt of ty l1terlor LlM

Thil alternethe conli1t1 of c1eenlnt end p1uttint of the

eahtlnt bullrbullt- end repllcat with 1 eyst of liallu delltn

in 1 penlle1 1ocetlon The intent of thil r-4111 action h to provide the hclllty with 1 corttulnent-free bullrbullt- without

the need to excavate end dhpose of the eahtlnt interior

uur u1o-ooJ-o01

I I

lines This alternetive auumes th1t soil eacavated for

placement of the penllel system h not contlmineted s1mplin9

and tnalysis of this soil mey be required thus crettinQ the

potenthl for additiontl escaVItion and contaminated soil

disposal The technicel feasibility for conatructinq thh

system needs to be evaluated i n detail 1nd disruption of normal

facility opentiona should be ezpected Thh 1ltern1tive aho

includes rephcement of the eaterior portion of the draineg~e

system to provide 1 totllly contlminant-free ayatera The estimeted coat for implementltion of thh elternetive

h projected to nnge between $330000 end ~4lOOOO The low

eatiiUte aaaua that conta11inated aoil h found only in the 1-dhte vicinity of the two bullbullnholes along the ezterior

pipeline The hith eatibullate UIUMI that 1 layer of contabullinate4 aoil ia foun4 along~ the entire lenvth of the

eatedor pipeline The estibullate4 cost to lnatall the parallel

171tbull il bullbulloe ooo Thil alternathe be aubject to

additiODil coata becau1e of IUiflint and analJIil of eacaveted 10111 vhiclri could lead to additional eacavation aDd dilpo1al

actionbull

ALTDIIoTift 5

_ytl pr letliM pf tM Ipterlpr LiM _ pf tM

bullbulltbullrlgr Liy fortigp bullpd Ioahlhtlgg gf a piyeraigp gf

lyDAff lyatM

Thi1 alternatibullbull dlffen the 1101t frOII eech of the other

alternativebull 11 the nev drlineg~e 1y1tbull vould dhcharg~e to the city of llorwood aever ayat in1tead of dlrctly to lleldow lrook lllfl-ntatlon of thh elternethe vould provide the

g~reateat level of envltoNIIntll protection by ellbulllnatlng~ the

current dhcberg~e to lleadow lrook Thh alternethe vould

provide a contabullinent-free dllcharve vh a new pipeline to the

-aniclpel bullrbulltbull end vould provide for rvel or bullbullbulllint of

uur u7o-ou-ool

the present dninage line to eliminate the potential for

further contaminant diachn9e to Meadow Brook Two nsumptions

have been made regardin9 this alternative that require

additionll evaluation One usumption is that the existing

roof struct~rbull will be able to support a small diameter

auapended root draina9bull line and the other il that acceu to the city sewer line iJ available within a dhtance of JOO teet

from the Jtructure The estimated coat tor implementation of the aealin9

option of thh alternative ranges from bull220000 to bull310 ~ 000 The ettinaated coati for ibullpler~entatlon of the ret110val option of

thia alternative ranges frobull bull430 000 to bull 760000 The low

estibullate aiiWMI that no contabullinated soil is encountered during roval of the interior pipin9 and that contabullinated

aoil h found only in the i-diate vicinity of the two

nholea alon9 the eaterior pipeline The high bullbulltibullate aaaua that a layer of contabulllnated aoil h found alonv the

lentth of tbe irtterior artd eaterior pipelinea

Liwitetippl gf Cget letiut11

lt ahould be noted tbat tbe coat untea preaented

geneullr reflect coat differencebull tbat 4epeD4 on tbe type of

dhpoaal r-uired for eacevated and bullbullbull-4-to-be eontbullinated toih and pl lrt bullnr ceaea the included dilpotal coatbull MJ HIOunt to aroalbulltely SO percent of the total coat for

il-ntetlon of 1 epecUlc alternative The costa for each

alternathe aarlaed in Table 1 have been eatiMted br utiliampirtt atanderd conetructlon-coat indicea (Meena vuiS) for

Ul7 and have been rked up to lUI pricebull aeeuing an intereat rate of 5 (Onlr the totil eatibullated coat for each

alternative baa been bullbullrked up ) Other coating inforbulletlon hu been obtained by Vlt lUI IPA dOCUIMRtl (citCI ltl5) II well II

atbullilbullr 11rl projectbull in which IT hu been involved so cona t ruction coatbull have been edjuated to reflect potential

a441tional cltergea for worker health and aafety requirlflllnta

for apecific conatructlon actlvitlea aucb aa eacavation of aoil

uur H10-on-o01

and pipe where there h 1 potentill for worker npoaure to

cont111inated medii Additional health and ufety mukupa

which are possible have not been uaumed for eneral work

ICtivitlea on 1 confirmed waste site (Superfund lite)

Standard CQat adjustments for enineedn and deain ( 11

percent) and Continenciea (2 0 percent) have bean included

within t he coat eatimate for each alternative Other i nd irect

coats such 11 liQil fees and Ucenain~ or per11ittin procen

fee a have not bien included The coats preaented wi thi this document ahould be conaidered a preliminary eatimate only and

eatibullated within an accuracy rane of -50 to +100 percent

Coat auuy tablebull for each alternative are appended to thh

docubullnt

The tenerll objective for coapleting thh teak haa been to

provide Onnt Gear with 1 ran91 of potential r~ial optionbull

that could be iliMnted to bullitigate or ellbullinate diacharge of PCa to lleadow arook vii the building-drainage ayatbull AI

etated prebullioully each alternative ia delitnld to probullide 1 apecUic lebullel of riMdhtlon with rqard to continued

contbullinant bullilcharte to lleadow arook It ll eapectld that the

veriou1 alternetibullea will rlft91 fr011 1 IIOCiente reduction of

contlnent dilctarbullbull (Alternative l) to bulllibullination of contebulllnent bullilcllerge (Alternethe S) It ahould be notlil that the ebulleluated ranee of 1lternativea do not repreaent the

caplete rlntl of alternetibulleamp available to Grant Ollr Other

forbull of rShl reaponae ealat that could be conaidere4 for

ipl-ntatlon at thh facility It ahould also be noted thlt

the alternathea habullbull been evaluatelaquo on a prelibulllnary bull only and that certain aaau~~ptiona have been de with regard to

specific construction ecthitlea Dltliled structural deain

phnl end facility utility plana have not been rebulllewe4 in

detell for CHifletlon of thia tuk

uur U7o-on-ou

This report 1lso does not present 1ny inform1tion for

remedilt ion of other drliniCJbull linea th1t ezht on the

property ERT ia 1v1re thlt the DO 1a concerned 1bout

potentill diachbullrcabull of PCI-contlminbullted w1ter to the round weter via dhchnCJbull from the west loedin9 dock Verioua

remedill 1ctiona c1n also be conlidered lor thh dninbullCJbull

system 11 well 11 the other ezterior dnin19e aystbull on the

property These aysts have not been evllu1ted in thil report

because they ere conaidered to repreaent 1 1epante iuue with

r espect t o contabulli nant dilchniJbull frobull the property The inlorbullation preaented in thll docuMnt ahould be

adequate in providint Grant Ge1r with an indication of the

rentbull of poalibilitiea and costa to reMdhte the buildint

drainatbull ayatbull at thll facility lhould you have any queationa or requite cllrification of any atltnta preaented

in thia report pleaae lHl frH to call saT

Very truly youra

Cllerlea rtin _I lot

Jeffrey T LIWIOD P O

PriDCipal

uur U7o-ooJ-OOI

1

IRDtAL- allIINATIVI CXIIT-IIRNY TULI

1 Cleen tnterlor Unehplece IXterlor Portlon

2 ClMn Mil 11ne tntarlor ttne lecbull htertor tottlon

l -ve-lce tntertOC Lntleplece IXteror Jrottlon

4 ct-Plut tnurtor LlMMtlace vtth Parallel trbullt- lce latecloc PHtla

1 _ w IMl tatartor amplDII~ Dtaroc

_tklftltMtaU Dtwrerbullton lptbull

0

llttMttdCiplt

ll7DOOO-Ia6D OOO

1400 000-00 000

SO OOO-S71D 000

tu~ ooo-aoooo -middotIUIDN-SUDDN -middot (-1)(-1)

I I

I new materials This alternative provides for COflplete removll

of the source of eny PCI conteminetion (ie the drein19e

pipinq) and replacement with polyvinyl chloride (PVC) pip i nq

This response action mey create hi9h costs for disposal of

contlminat~~ materiels and mey require additional environrnentll semplin9 end enelysil of subfloor soils thus

creati n9 the potential for edditional eacavetion Thh

alternative would alao cauae 1 9r1at amount of dilruption to no rmal facility opentiona Eaecution of thh alternate would

probably require flcility ehutdown for eevenl weeks dutin9

interior eacevation end removal operations The totll cost for lbullplntltion of thh elternethe h

estimated to r1n9e frobull $4~o ooo to $770 000 The low est1111te

essul thet no contlbulllneted 1011 h encountere4 durin9 r-ovll

of the interior pipint and that contebulllnated soil h found only

in the i-dhte vicinity of the two nho1es llont the

eaterior pipeline Tbe hith eettte bullbullbull--bull that 1 layer of contaainete4 eoil 11 found alOftl the leatth of the laterlor end

eaterlor pipeliaes 11110v11 end rephc-et of tH iaterior

line (not lacludint dhpoul costs) h eatttct to coat epproattely I U1000 Tbil a1teraettbullbull h coalidere4 to be

the tote1 eyetbull repllc-at llteraethe tHrefore continue4

uee of tbl eatetlor portion of tbl dnlnatbull bullrbulltbull is not

coneidered 11 1ft option

ALTUIIATIVK 4

Cleeply ep4 Plygglu qf the lptedgr Lly leples-pt

wHIt PenUel lxatM leplas-pt of ty l1terlor LlM

Thil alternethe conli1t1 of c1eenlnt end p1uttint of the

eahtlnt bullrbullt- end repllcat with 1 eyst of liallu delltn

in 1 penlle1 1ocetlon The intent of thil r-4111 action h to provide the hclllty with 1 corttulnent-free bullrbullt- without

the need to excavate end dhpose of the eahtlnt interior

uur u1o-ooJ-o01

I I

lines This alternetive auumes th1t soil eacavated for

placement of the penllel system h not contlmineted s1mplin9

and tnalysis of this soil mey be required thus crettinQ the

potenthl for additiontl escaVItion and contaminated soil

disposal The technicel feasibility for conatructinq thh

system needs to be evaluated i n detail 1nd disruption of normal

facility opentiona should be ezpected Thh 1ltern1tive aho

includes rephcement of the eaterior portion of the draineg~e

system to provide 1 totllly contlminant-free ayatera The estimeted coat for implementltion of thh elternetive

h projected to nnge between $330000 end ~4lOOOO The low

eatiiUte aaaua that conta11inated aoil h found only in the 1-dhte vicinity of the two bullbullnholes along the ezterior

pipeline The hith eatibullate UIUMI that 1 layer of contabullinate4 aoil ia foun4 along~ the entire lenvth of the

eatedor pipeline The estibullate4 cost to lnatall the parallel

171tbull il bullbulloe ooo Thil alternathe be aubject to

additiODil coata becau1e of IUiflint and analJIil of eacaveted 10111 vhiclri could lead to additional eacavation aDd dilpo1al

actionbull

ALTDIIoTift 5

_ytl pr letliM pf tM Ipterlpr LiM _ pf tM

bullbulltbullrlgr Liy fortigp bullpd Ioahlhtlgg gf a piyeraigp gf

lyDAff lyatM

Thi1 alternatibullbull dlffen the 1101t frOII eech of the other

alternativebull 11 the nev drlineg~e 1y1tbull vould dhcharg~e to the city of llorwood aever ayat in1tead of dlrctly to lleldow lrook lllfl-ntatlon of thh elternethe vould provide the

g~reateat level of envltoNIIntll protection by ellbulllnatlng~ the

current dhcberg~e to lleadow lrook Thh alternethe vould

provide a contabullinent-free dllcharve vh a new pipeline to the

-aniclpel bullrbulltbull end vould provide for rvel or bullbullbulllint of

uur u7o-ou-ool

the present dninage line to eliminate the potential for

further contaminant diachn9e to Meadow Brook Two nsumptions

have been made regardin9 this alternative that require

additionll evaluation One usumption is that the existing

roof struct~rbull will be able to support a small diameter

auapended root draina9bull line and the other il that acceu to the city sewer line iJ available within a dhtance of JOO teet

from the Jtructure The estimated coat tor implementation of the aealin9

option of thh alternative ranges from bull220000 to bull310 ~ 000 The ettinaated coati for ibullpler~entatlon of the ret110val option of

thia alternative ranges frobull bull430 000 to bull 760000 The low

estibullate aiiWMI that no contabullinated soil is encountered during roval of the interior pipin9 and that contabullinated

aoil h found only in the i-diate vicinity of the two

nholea alon9 the eaterior pipeline The high bullbulltibullate aaaua that a layer of contabulllnated aoil h found alonv the

lentth of tbe irtterior artd eaterior pipelinea

Liwitetippl gf Cget letiut11

lt ahould be noted tbat tbe coat untea preaented

geneullr reflect coat differencebull tbat 4epeD4 on tbe type of

dhpoaal r-uired for eacevated and bullbullbull-4-to-be eontbullinated toih and pl lrt bullnr ceaea the included dilpotal coatbull MJ HIOunt to aroalbulltely SO percent of the total coat for

il-ntetlon of 1 epecUlc alternative The costa for each

alternathe aarlaed in Table 1 have been eatiMted br utiliampirtt atanderd conetructlon-coat indicea (Meena vuiS) for

Ul7 and have been rked up to lUI pricebull aeeuing an intereat rate of 5 (Onlr the totil eatibullated coat for each

alternative baa been bullbullrked up ) Other coating inforbulletlon hu been obtained by Vlt lUI IPA dOCUIMRtl (citCI ltl5) II well II

atbullilbullr 11rl projectbull in which IT hu been involved so cona t ruction coatbull have been edjuated to reflect potential

a441tional cltergea for worker health and aafety requirlflllnta

for apecific conatructlon actlvitlea aucb aa eacavation of aoil

uur H10-on-o01

and pipe where there h 1 potentill for worker npoaure to

cont111inated medii Additional health and ufety mukupa

which are possible have not been uaumed for eneral work

ICtivitlea on 1 confirmed waste site (Superfund lite)

Standard CQat adjustments for enineedn and deain ( 11

percent) and Continenciea (2 0 percent) have bean included

within t he coat eatimate for each alternative Other i nd irect

coats such 11 liQil fees and Ucenain~ or per11ittin procen

fee a have not bien included The coats preaented wi thi this document ahould be conaidered a preliminary eatimate only and

eatibullated within an accuracy rane of -50 to +100 percent

Coat auuy tablebull for each alternative are appended to thh

docubullnt

The tenerll objective for coapleting thh teak haa been to

provide Onnt Gear with 1 ran91 of potential r~ial optionbull

that could be iliMnted to bullitigate or ellbullinate diacharge of PCa to lleadow arook vii the building-drainage ayatbull AI

etated prebullioully each alternative ia delitnld to probullide 1 apecUic lebullel of riMdhtlon with rqard to continued

contbullinant bullilcharte to lleadow arook It ll eapectld that the

veriou1 alternetibullea will rlft91 fr011 1 IIOCiente reduction of

contlnent dilctarbullbull (Alternative l) to bulllibullination of contebulllnent bullilcllerge (Alternethe S) It ahould be notlil that the ebulleluated ranee of 1lternativea do not repreaent the

caplete rlntl of alternetibulleamp available to Grant Ollr Other

forbull of rShl reaponae ealat that could be conaidere4 for

ipl-ntatlon at thh facility It ahould also be noted thlt

the alternathea habullbull been evaluatelaquo on a prelibulllnary bull only and that certain aaau~~ptiona have been de with regard to

specific construction ecthitlea Dltliled structural deain

phnl end facility utility plana have not been rebulllewe4 in

detell for CHifletlon of thia tuk

uur U7o-on-ou

This report 1lso does not present 1ny inform1tion for

remedilt ion of other drliniCJbull linea th1t ezht on the

property ERT ia 1v1re thlt the DO 1a concerned 1bout

potentill diachbullrcabull of PCI-contlminbullted w1ter to the round weter via dhchnCJbull from the west loedin9 dock Verioua

remedill 1ctiona c1n also be conlidered lor thh dninbullCJbull

system 11 well 11 the other ezterior dnin19e aystbull on the

property These aysts have not been evllu1ted in thil report

because they ere conaidered to repreaent 1 1epante iuue with

r espect t o contabulli nant dilchniJbull frobull the property The inlorbullation preaented in thll docuMnt ahould be

adequate in providint Grant Ge1r with an indication of the

rentbull of poalibilitiea and costa to reMdhte the buildint

drainatbull ayatbull at thll facility lhould you have any queationa or requite cllrification of any atltnta preaented

in thia report pleaae lHl frH to call saT

Very truly youra

Cllerlea rtin _I lot

Jeffrey T LIWIOD P O

PriDCipal

uur U7o-ooJ-OOI

1

IRDtAL- allIINATIVI CXIIT-IIRNY TULI

1 Cleen tnterlor Unehplece IXterlor Portlon

2 ClMn Mil 11ne tntarlor ttne lecbull htertor tottlon

l -ve-lce tntertOC Lntleplece IXteror Jrottlon

4 ct-Plut tnurtor LlMMtlace vtth Parallel trbullt- lce latecloc PHtla

1 _ w IMl tatartor amplDII~ Dtaroc

_tklftltMtaU Dtwrerbullton lptbull

0

llttMttdCiplt

ll7DOOO-Ia6D OOO

1400 000-00 000

SO OOO-S71D 000

tu~ ooo-aoooo -middotIUIDN-SUDDN -middot (-1)(-1)

I I

lines This alternetive auumes th1t soil eacavated for

placement of the penllel system h not contlmineted s1mplin9

and tnalysis of this soil mey be required thus crettinQ the

potenthl for additiontl escaVItion and contaminated soil

disposal The technicel feasibility for conatructinq thh

system needs to be evaluated i n detail 1nd disruption of normal

facility opentiona should be ezpected Thh 1ltern1tive aho

includes rephcement of the eaterior portion of the draineg~e

system to provide 1 totllly contlminant-free ayatera The estimeted coat for implementltion of thh elternetive

h projected to nnge between $330000 end ~4lOOOO The low

eatiiUte aaaua that conta11inated aoil h found only in the 1-dhte vicinity of the two bullbullnholes along the ezterior

pipeline The hith eatibullate UIUMI that 1 layer of contabullinate4 aoil ia foun4 along~ the entire lenvth of the

eatedor pipeline The estibullate4 cost to lnatall the parallel

171tbull il bullbulloe ooo Thil alternathe be aubject to

additiODil coata becau1e of IUiflint and analJIil of eacaveted 10111 vhiclri could lead to additional eacavation aDd dilpo1al

actionbull

ALTDIIoTift 5

_ytl pr letliM pf tM Ipterlpr LiM _ pf tM

bullbulltbullrlgr Liy fortigp bullpd Ioahlhtlgg gf a piyeraigp gf

lyDAff lyatM

Thi1 alternatibullbull dlffen the 1101t frOII eech of the other

alternativebull 11 the nev drlineg~e 1y1tbull vould dhcharg~e to the city of llorwood aever ayat in1tead of dlrctly to lleldow lrook lllfl-ntatlon of thh elternethe vould provide the

g~reateat level of envltoNIIntll protection by ellbulllnatlng~ the

current dhcberg~e to lleadow lrook Thh alternethe vould

provide a contabullinent-free dllcharve vh a new pipeline to the

-aniclpel bullrbulltbull end vould provide for rvel or bullbullbulllint of

uur u7o-ou-ool

the present dninage line to eliminate the potential for

further contaminant diachn9e to Meadow Brook Two nsumptions

have been made regardin9 this alternative that require

additionll evaluation One usumption is that the existing

roof struct~rbull will be able to support a small diameter

auapended root draina9bull line and the other il that acceu to the city sewer line iJ available within a dhtance of JOO teet

from the Jtructure The estimated coat tor implementation of the aealin9

option of thh alternative ranges from bull220000 to bull310 ~ 000 The ettinaated coati for ibullpler~entatlon of the ret110val option of

thia alternative ranges frobull bull430 000 to bull 760000 The low

estibullate aiiWMI that no contabullinated soil is encountered during roval of the interior pipin9 and that contabullinated

aoil h found only in the i-diate vicinity of the two

nholea alon9 the eaterior pipeline The high bullbulltibullate aaaua that a layer of contabulllnated aoil h found alonv the

lentth of tbe irtterior artd eaterior pipelinea

Liwitetippl gf Cget letiut11

lt ahould be noted tbat tbe coat untea preaented

geneullr reflect coat differencebull tbat 4epeD4 on tbe type of

dhpoaal r-uired for eacevated and bullbullbull-4-to-be eontbullinated toih and pl lrt bullnr ceaea the included dilpotal coatbull MJ HIOunt to aroalbulltely SO percent of the total coat for

il-ntetlon of 1 epecUlc alternative The costa for each

alternathe aarlaed in Table 1 have been eatiMted br utiliampirtt atanderd conetructlon-coat indicea (Meena vuiS) for

Ul7 and have been rked up to lUI pricebull aeeuing an intereat rate of 5 (Onlr the totil eatibullated coat for each

alternative baa been bullbullrked up ) Other coating inforbulletlon hu been obtained by Vlt lUI IPA dOCUIMRtl (citCI ltl5) II well II

atbullilbullr 11rl projectbull in which IT hu been involved so cona t ruction coatbull have been edjuated to reflect potential

a441tional cltergea for worker health and aafety requirlflllnta

for apecific conatructlon actlvitlea aucb aa eacavation of aoil

uur H10-on-o01

and pipe where there h 1 potentill for worker npoaure to

cont111inated medii Additional health and ufety mukupa

which are possible have not been uaumed for eneral work

ICtivitlea on 1 confirmed waste site (Superfund lite)

Standard CQat adjustments for enineedn and deain ( 11

percent) and Continenciea (2 0 percent) have bean included

within t he coat eatimate for each alternative Other i nd irect

coats such 11 liQil fees and Ucenain~ or per11ittin procen

fee a have not bien included The coats preaented wi thi this document ahould be conaidered a preliminary eatimate only and

eatibullated within an accuracy rane of -50 to +100 percent

Coat auuy tablebull for each alternative are appended to thh

docubullnt

The tenerll objective for coapleting thh teak haa been to

provide Onnt Gear with 1 ran91 of potential r~ial optionbull

that could be iliMnted to bullitigate or ellbullinate diacharge of PCa to lleadow arook vii the building-drainage ayatbull AI

etated prebullioully each alternative ia delitnld to probullide 1 apecUic lebullel of riMdhtlon with rqard to continued

contbullinant bullilcharte to lleadow arook It ll eapectld that the

veriou1 alternetibullea will rlft91 fr011 1 IIOCiente reduction of

contlnent dilctarbullbull (Alternative l) to bulllibullination of contebulllnent bullilcllerge (Alternethe S) It ahould be notlil that the ebulleluated ranee of 1lternativea do not repreaent the

caplete rlntl of alternetibulleamp available to Grant Ollr Other

forbull of rShl reaponae ealat that could be conaidere4 for

ipl-ntatlon at thh facility It ahould also be noted thlt

the alternathea habullbull been evaluatelaquo on a prelibulllnary bull only and that certain aaau~~ptiona have been de with regard to

specific construction ecthitlea Dltliled structural deain

phnl end facility utility plana have not been rebulllewe4 in

detell for CHifletlon of thia tuk

uur U7o-on-ou

This report 1lso does not present 1ny inform1tion for

remedilt ion of other drliniCJbull linea th1t ezht on the

property ERT ia 1v1re thlt the DO 1a concerned 1bout

potentill diachbullrcabull of PCI-contlminbullted w1ter to the round weter via dhchnCJbull from the west loedin9 dock Verioua

remedill 1ctiona c1n also be conlidered lor thh dninbullCJbull

system 11 well 11 the other ezterior dnin19e aystbull on the

property These aysts have not been evllu1ted in thil report

because they ere conaidered to repreaent 1 1epante iuue with

r espect t o contabulli nant dilchniJbull frobull the property The inlorbullation preaented in thll docuMnt ahould be

adequate in providint Grant Ge1r with an indication of the

rentbull of poalibilitiea and costa to reMdhte the buildint

drainatbull ayatbull at thll facility lhould you have any queationa or requite cllrification of any atltnta preaented

in thia report pleaae lHl frH to call saT

Very truly youra

Cllerlea rtin _I lot

Jeffrey T LIWIOD P O

PriDCipal

uur U7o-ooJ-OOI

1

IRDtAL- allIINATIVI CXIIT-IIRNY TULI

1 Cleen tnterlor Unehplece IXterlor Portlon

2 ClMn Mil 11ne tntarlor ttne lecbull htertor tottlon

l -ve-lce tntertOC Lntleplece IXteror Jrottlon

4 ct-Plut tnurtor LlMMtlace vtth Parallel trbullt- lce latecloc PHtla

1 _ w IMl tatartor amplDII~ Dtaroc

_tklftltMtaU Dtwrerbullton lptbull

0

llttMttdCiplt

ll7DOOO-Ia6D OOO

1400 000-00 000

SO OOO-S71D 000

tu~ ooo-aoooo -middotIUIDN-SUDDN -middot (-1)(-1)

the present dninage line to eliminate the potential for

further contaminant diachn9e to Meadow Brook Two nsumptions

have been made regardin9 this alternative that require

additionll evaluation One usumption is that the existing

roof struct~rbull will be able to support a small diameter

auapended root draina9bull line and the other il that acceu to the city sewer line iJ available within a dhtance of JOO teet

from the Jtructure The estimated coat tor implementation of the aealin9

option of thh alternative ranges from bull220000 to bull310 ~ 000 The ettinaated coati for ibullpler~entatlon of the ret110val option of

thia alternative ranges frobull bull430 000 to bull 760000 The low

estibullate aiiWMI that no contabullinated soil is encountered during roval of the interior pipin9 and that contabullinated

aoil h found only in the i-diate vicinity of the two

nholea alon9 the eaterior pipeline The high bullbulltibullate aaaua that a layer of contabulllnated aoil h found alonv the

lentth of tbe irtterior artd eaterior pipelinea

Liwitetippl gf Cget letiut11

lt ahould be noted tbat tbe coat untea preaented

geneullr reflect coat differencebull tbat 4epeD4 on tbe type of

dhpoaal r-uired for eacevated and bullbullbull-4-to-be eontbullinated toih and pl lrt bullnr ceaea the included dilpotal coatbull MJ HIOunt to aroalbulltely SO percent of the total coat for

il-ntetlon of 1 epecUlc alternative The costa for each

alternathe aarlaed in Table 1 have been eatiMted br utiliampirtt atanderd conetructlon-coat indicea (Meena vuiS) for

Ul7 and have been rked up to lUI pricebull aeeuing an intereat rate of 5 (Onlr the totil eatibullated coat for each

alternative baa been bullbullrked up ) Other coating inforbulletlon hu been obtained by Vlt lUI IPA dOCUIMRtl (citCI ltl5) II well II

atbullilbullr 11rl projectbull in which IT hu been involved so cona t ruction coatbull have been edjuated to reflect potential

a441tional cltergea for worker health and aafety requirlflllnta

for apecific conatructlon actlvitlea aucb aa eacavation of aoil

uur H10-on-o01

and pipe where there h 1 potentill for worker npoaure to

cont111inated medii Additional health and ufety mukupa

which are possible have not been uaumed for eneral work

ICtivitlea on 1 confirmed waste site (Superfund lite)

Standard CQat adjustments for enineedn and deain ( 11

percent) and Continenciea (2 0 percent) have bean included

within t he coat eatimate for each alternative Other i nd irect

coats such 11 liQil fees and Ucenain~ or per11ittin procen

fee a have not bien included The coats preaented wi thi this document ahould be conaidered a preliminary eatimate only and

eatibullated within an accuracy rane of -50 to +100 percent

Coat auuy tablebull for each alternative are appended to thh

docubullnt

The tenerll objective for coapleting thh teak haa been to

provide Onnt Gear with 1 ran91 of potential r~ial optionbull

that could be iliMnted to bullitigate or ellbullinate diacharge of PCa to lleadow arook vii the building-drainage ayatbull AI

etated prebullioully each alternative ia delitnld to probullide 1 apecUic lebullel of riMdhtlon with rqard to continued

contbullinant bullilcharte to lleadow arook It ll eapectld that the

veriou1 alternetibullea will rlft91 fr011 1 IIOCiente reduction of

contlnent dilctarbullbull (Alternative l) to bulllibullination of contebulllnent bullilcllerge (Alternethe S) It ahould be notlil that the ebulleluated ranee of 1lternativea do not repreaent the

caplete rlntl of alternetibulleamp available to Grant Ollr Other

forbull of rShl reaponae ealat that could be conaidere4 for

ipl-ntatlon at thh facility It ahould also be noted thlt

the alternathea habullbull been evaluatelaquo on a prelibulllnary bull only and that certain aaau~~ptiona have been de with regard to

specific construction ecthitlea Dltliled structural deain

phnl end facility utility plana have not been rebulllewe4 in

detell for CHifletlon of thia tuk

uur U7o-on-ou

This report 1lso does not present 1ny inform1tion for

remedilt ion of other drliniCJbull linea th1t ezht on the

property ERT ia 1v1re thlt the DO 1a concerned 1bout

potentill diachbullrcabull of PCI-contlminbullted w1ter to the round weter via dhchnCJbull from the west loedin9 dock Verioua

remedill 1ctiona c1n also be conlidered lor thh dninbullCJbull

system 11 well 11 the other ezterior dnin19e aystbull on the

property These aysts have not been evllu1ted in thil report

because they ere conaidered to repreaent 1 1epante iuue with

r espect t o contabulli nant dilchniJbull frobull the property The inlorbullation preaented in thll docuMnt ahould be

adequate in providint Grant Ge1r with an indication of the

rentbull of poalibilitiea and costa to reMdhte the buildint

drainatbull ayatbull at thll facility lhould you have any queationa or requite cllrification of any atltnta preaented

in thia report pleaae lHl frH to call saT

Very truly youra

Cllerlea rtin _I lot

Jeffrey T LIWIOD P O

PriDCipal

uur U7o-ooJ-OOI

1

IRDtAL- allIINATIVI CXIIT-IIRNY TULI

1 Cleen tnterlor Unehplece IXterlor Portlon

2 ClMn Mil 11ne tntarlor ttne lecbull htertor tottlon

l -ve-lce tntertOC Lntleplece IXteror Jrottlon

4 ct-Plut tnurtor LlMMtlace vtth Parallel trbullt- lce latecloc PHtla

1 _ w IMl tatartor amplDII~ Dtaroc

_tklftltMtaU Dtwrerbullton lptbull

0

llttMttdCiplt

ll7DOOO-Ia6D OOO

1400 000-00 000

SO OOO-S71D 000

tu~ ooo-aoooo -middotIUIDN-SUDDN -middot (-1)(-1)

and pipe where there h 1 potentill for worker npoaure to

cont111inated medii Additional health and ufety mukupa

which are possible have not been uaumed for eneral work

ICtivitlea on 1 confirmed waste site (Superfund lite)

Standard CQat adjustments for enineedn and deain ( 11

percent) and Continenciea (2 0 percent) have bean included

within t he coat eatimate for each alternative Other i nd irect

coats such 11 liQil fees and Ucenain~ or per11ittin procen

fee a have not bien included The coats preaented wi thi this document ahould be conaidered a preliminary eatimate only and

eatibullated within an accuracy rane of -50 to +100 percent

Coat auuy tablebull for each alternative are appended to thh

docubullnt

The tenerll objective for coapleting thh teak haa been to

provide Onnt Gear with 1 ran91 of potential r~ial optionbull

that could be iliMnted to bullitigate or ellbullinate diacharge of PCa to lleadow arook vii the building-drainage ayatbull AI

etated prebullioully each alternative ia delitnld to probullide 1 apecUic lebullel of riMdhtlon with rqard to continued

contbullinant bullilcharte to lleadow arook It ll eapectld that the

veriou1 alternetibullea will rlft91 fr011 1 IIOCiente reduction of

contlnent dilctarbullbull (Alternative l) to bulllibullination of contebulllnent bullilcllerge (Alternethe S) It ahould be notlil that the ebulleluated ranee of 1lternativea do not repreaent the

caplete rlntl of alternetibulleamp available to Grant Ollr Other

forbull of rShl reaponae ealat that could be conaidere4 for

ipl-ntatlon at thh facility It ahould also be noted thlt

the alternathea habullbull been evaluatelaquo on a prelibulllnary bull only and that certain aaau~~ptiona have been de with regard to

specific construction ecthitlea Dltliled structural deain

phnl end facility utility plana have not been rebulllewe4 in

detell for CHifletlon of thia tuk

uur U7o-on-ou

This report 1lso does not present 1ny inform1tion for

remedilt ion of other drliniCJbull linea th1t ezht on the

property ERT ia 1v1re thlt the DO 1a concerned 1bout

potentill diachbullrcabull of PCI-contlminbullted w1ter to the round weter via dhchnCJbull from the west loedin9 dock Verioua

remedill 1ctiona c1n also be conlidered lor thh dninbullCJbull

system 11 well 11 the other ezterior dnin19e aystbull on the

property These aysts have not been evllu1ted in thil report

because they ere conaidered to repreaent 1 1epante iuue with

r espect t o contabulli nant dilchniJbull frobull the property The inlorbullation preaented in thll docuMnt ahould be

adequate in providint Grant Ge1r with an indication of the

rentbull of poalibilitiea and costa to reMdhte the buildint

drainatbull ayatbull at thll facility lhould you have any queationa or requite cllrification of any atltnta preaented

in thia report pleaae lHl frH to call saT

Very truly youra

Cllerlea rtin _I lot

Jeffrey T LIWIOD P O

PriDCipal

uur U7o-ooJ-OOI

1

IRDtAL- allIINATIVI CXIIT-IIRNY TULI

1 Cleen tnterlor Unehplece IXterlor Portlon

2 ClMn Mil 11ne tntarlor ttne lecbull htertor tottlon

l -ve-lce tntertOC Lntleplece IXteror Jrottlon

4 ct-Plut tnurtor LlMMtlace vtth Parallel trbullt- lce latecloc PHtla

1 _ w IMl tatartor amplDII~ Dtaroc

_tklftltMtaU Dtwrerbullton lptbull

0

llttMttdCiplt

ll7DOOO-Ia6D OOO

1400 000-00 000

SO OOO-S71D 000

tu~ ooo-aoooo -middotIUIDN-SUDDN -middot (-1)(-1)

This report 1lso does not present 1ny inform1tion for

remedilt ion of other drliniCJbull linea th1t ezht on the

property ERT ia 1v1re thlt the DO 1a concerned 1bout

potentill diachbullrcabull of PCI-contlminbullted w1ter to the round weter via dhchnCJbull from the west loedin9 dock Verioua

remedill 1ctiona c1n also be conlidered lor thh dninbullCJbull

system 11 well 11 the other ezterior dnin19e aystbull on the

property These aysts have not been evllu1ted in thil report

because they ere conaidered to repreaent 1 1epante iuue with

r espect t o contabulli nant dilchniJbull frobull the property The inlorbullation preaented in thll docuMnt ahould be

adequate in providint Grant Ge1r with an indication of the

rentbull of poalibilitiea and costa to reMdhte the buildint

drainatbull ayatbull at thll facility lhould you have any queationa or requite cllrification of any atltnta preaented

in thia report pleaae lHl frH to call saT

Very truly youra

Cllerlea rtin _I lot

Jeffrey T LIWIOD P O

PriDCipal

uur U7o-ooJ-OOI

1

IRDtAL- allIINATIVI CXIIT-IIRNY TULI

1 Cleen tnterlor Unehplece IXterlor Portlon

2 ClMn Mil 11ne tntarlor ttne lecbull htertor tottlon

l -ve-lce tntertOC Lntleplece IXteror Jrottlon

4 ct-Plut tnurtor LlMMtlace vtth Parallel trbullt- lce latecloc PHtla

1 _ w IMl tatartor amplDII~ Dtaroc

_tklftltMtaU Dtwrerbullton lptbull

0

llttMttdCiplt

ll7DOOO-Ia6D OOO

1400 000-00 000

SO OOO-S71D 000

tu~ ooo-aoooo -middotIUIDN-SUDDN -middot (-1)(-1)

1

IRDtAL- allIINATIVI CXIIT-IIRNY TULI

1 Cleen tnterlor Unehplece IXterlor Portlon

2 ClMn Mil 11ne tntarlor ttne lecbull htertor tottlon

l -ve-lce tntertOC Lntleplece IXteror Jrottlon

4 ct-Plut tnurtor LlMMtlace vtth Parallel trbullt- lce latecloc PHtla

1 _ w IMl tatartor amplDII~ Dtaroc

_tklftltMtaU Dtwrerbullton lptbull

0

llttMttdCiplt

ll7DOOO-Ia6D OOO

1400 000-00 000

SO OOO-S71D 000

tu~ ooo-aoooo -middotIUIDN-SUDDN -middot (-1)(-1)

COlT JliiiiMY lULI

A4~UTIVI l - CLIAal UlftllOI IUIIIUIACI IXTDlOI POftlOll

COt~ent

PlrKt caplttl OOIU gt JMtt4 COlt

ClMn tnteror llne Praaurbull vuh bullrbulltbull collect t24 100

wuteveter in t aanhole

racUitr sooo 1 t2SOOO

bullbull 1

eel Dterllaquo Portloll a1a101 ata

MiliCI at ~ faclUty

bull cr-bull cr

IMal Olrect Ctl autHI - bullmiddotbull

llflrMt EMel bullu bull 174 401 - bullbullbull

AITJINATIYI 2

cat coonnt

pirtst CMtttl Cgtta

ClMn tnterlor ttne

tter Dltpoul

LlM tnterlor aptbull

lltlaot Dterlor frortt

80u-D-1

) WOOolllrMt-to

COlT SLWNY TAILI

- CtIMLUII UITUIOI tlNIUPlACI IXlIIIOR LUll

QmtlaUgn MtMttd cqes

Preaaure vuh ~4 100

tltol bull - 901 25000

Invenlcm llner

1011

1100U for 111000

toe IMtall _ IyenC IIPtbull

11000

11411

cr bull a-Mer 41 411-12

- shy1 111

-nlbull

~

Wll Mt1Mtt4 ctt

AITJINATIYI 2

cat coonnt

pirtst CMtttl Cgtta

ClMn tnterlor ttne

tter Dltpoul

LlM tnterlor aptbull

lltlaot Dterlor frortt

80u-D-1

) WOOolllrMt-to

COlT SLWNY TAILI

- CtIMLUII UITUIOI tlNIUPlACI IXlIIIOR LUll

QmtlaUgn MtMttd cqes

Preaaure vuh ~4 100

tltol bull - 901 25000

Invenlcm llner

1011

1100U for 111000

toe IMtall _ IyenC IIPtbull

11000

11411

cr bull a-Mer 41 411-12

- shy1 111

-nlbull

~

Wll Mt1Mtt4 ctt

aT UV lAILI

ALlIINATIYI 3 - IIROYIIIPLACI tMTDl~ MID IXtlltOR LIMa

COlt ecponent

ptrKt CMlttl COIU

ClMn tnterlor Llne

yenutWiter DllfOMl zsooo

__lace lftterlor llcevete Llnll rlce wltb 111JOO

LillO ftllllf PVC aptbull

ttMicr MI Cl lOll

bullbullbull J7 middot-

r_

181110 - - 11shy

_ bull cr-bullcr 41- - 127111-~- (Dtorllaquo) -

Mlrla CMlttl MY

llUJOO

tOtal tMlrect caeu

ttta1N- nsJoo

CCft SWiaaY TAILI

AITIINAUYS 4 - CtINIISUJ UITDICia llNIIIPIACI Vlnl PAIAlLII ttlrM

IIPIACI IXTUlOI POftlOII

COt eoponent

Dtrtet Ctpttl C91t l JIIIWRUgn ltttMttd Colt

ClMIIeal lntertor Ltne PrHaure vuh plut ltnebull at tU KO

floor 4nlrw I cleenout boaH

tter DlapoRl tatshytMteU hrellel tratbull N-floot PYC aptbull tlMJII- lltlece Dterlor Llnl DcevattIMtallatton

1DU-r~l tnbull - 1n shyCtertor)0

411-Jil shy~ Dlnct-middotmiddot CiMlttl All

t ll

ftMtl lnlltrect ota

bullbull1 llt1Mtt4 AMt

COft TULI

ALriiNAZM 5 bull IDOII C ctIMIIIN IftDlOI LIIIIIIIMWI IXftll(l(l

111110tvllr lO IIOhOOO SIWII IYIrlll

CCt coonent

pirpoundt Ctp lttl COIU lltlalttd COt

_ lnterlor

Line middotmiddotmiddotmiddot -ttbullr DtoMl

1 DlfOMl

(taterlor) ==shy(W)

(

(

7 11 Interior Llne treuure _ t1Yf linN bullt

UOOI UbullUW I clut - )-tterDIrfOMl

raot anbull bullbull fill) - llllertrOIM bullbull IVC

w bullubullamp~Mtmiddot

_taampMtbull tNd rlllf IU - - 121

loll -I1U Ht Utshy1171 711 - - middot shy

COST SUIIYIY TUll (Continued)

~LTIINATlVI 5 - IIMDYI 01 CUliSIAL UftlltOI tINI IIIIOW IXTUICJa

LUIIID1VU1 10 NOIVOOD IIWU SYITIM

ect coponent

pirtct Ctplttl CAttl UtlMttcl cot

t1

WMal tftlllrect COta 1137 Ill middotshyIUI MI - sushy

COST SUIIYIY TUll (Continued)

~LTIINATlVI 5 - IIMDYI 01 CUliSIAL UftlltOI tINI IIIIOW IXTUICJa

LUIIID1VU1 10 NOIVOOD IIWU SYITIM

ect coponent

pirtct Ctplttl CAttl UtlMttcl cot

t1

WMal tftlllrect COta 1137 Ill middotshyIUI MI - sushy