UV Kick‐Off Meeting & Technology Workshop, Baker City, OR, January 12, 2012

8/22/2019 UV KickOff Meeting & Technology Workshop, Baker City, OR, January 12, 2012

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EquipmentSelection,DesignEngineering,and

FinancialPlanningServicesfortheBakerCityUVTreatmentFacilit

KickOffMeeting&

BakerCity,OR

Januar 12 2012

WaterQuality,Treatment,andRegulatoryComplianceProject


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Welcome,Introductions

Pro ectOb ectivesandU datesfromCit

ReviewAgenda

ReviewPro ect

Guide

Sco e

&

Schedule

DataExchange

OtherItems,Discussion

2. TechnologyWorkshop

&

Lunch

(10:30

2)

3. SiteVisit 23:30


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Task1:

Project

Management

&

QC

Tas 2:UVEqu pmentSe ect on

Task3:

Project

Definition

Development

Task4:FinancialPlanningandRate

Evaluation


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HDR PM:Anna

ZaklikowskiHDR Principal:

, David Keil

QA/QC Leads:Ron Brown (Treatment)Shawn Koorn (Finance)

BC Staff Contacts:Gary Van Patten (Asst PW Director/Surveyor)Larry McBroom (PW Construction Supervisor)

Jake Jones (Water Treatment Specialist)Jeanie Dexter (Finance Director)

~nna Zaklikowski (Project/Process Engineer)Bryan Black (Sr. Technical Advisor)Rich Stratton (Sr. Technical Advisor)Joseph Healy (Finance Task Lead)

Don Best (Electrical/I&C)Mike Zeltner (Civil)

Jerry Spencer (Structural)Karl Sutton (Building Mechanical)

Donn Hogan (Architect)Eric Sjoberg (CAD/BIM Lead)Mike Wallace (Permitting)

Rich Glassen (Cost Estimating)Paul Wasser (Geotech/Geoengineers)


5/45


6/45

?


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Project

Milestone DateNoticetoProceed 11/9/11

UVEquipmentProcurementProposalDeadline 5/11/2012

Submitrecommendation

of

UV

System

Supplier

to

City 6/8/2012

NoticeofAwardtoUVEquipmentSupplier* 6/22/2012

*ConditionalNoticeofAwardpendingUVValidationReportapprovalbyOHA


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Task Meeting Date

Project Concept& CriteriaReviewMtg (InternalQA/QC) 1/6/12

anagemen

(Task

1)UV System

Procurement

(Task2)

ProjectKickOffMeetingandTechnologyReviewWorkshop 1/12/12

ReviewofUVProcurementDocuments(conferencecall) 3/21/12

LampBreakageResponsePlanWorkshop 8/17/12

Project

Definition

Development

ProjectDefinitionTaskReviewMeeting(conferencecall) 9/26/12

as

Financial

Planningand

RateDesign

(Task4)

FinancialPlanningTaskInitiationConference(conferencecall) 1/17/12

FinancialPlanningWorkshop(conferencecall) 2/14/12

FinancialPlanDraftReportReviewMtg (conferencecall) 4/3/12

+Biweeklystanding30minuteprogress/coordinationcalls

RateDesign

Workshop

(conference

call) 5/15/12


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Task Deliverables Date

DraftUVSolicitationPacka e 2 29 2012

UVEquipmentProcurement(Task 2)

FinalRFPpackage 4/13/2012

DraftLampBreakageResponsePlantoCITY 8/3/2012

DraftLampBreakageResponsePlantoOHA 8/24/2012

FinalLampBreakageResponsePlantoCITYand

OHA 9/14/2012

Pro ect

Geotech InvestigationWorkplan 7/13/2012

DraftGeotechReport 8/31/2012

Definition(Task 3)

FinalGeotech Report 9/28/2012

DraftDrawingPackagetoCITY 9/5/2012

DraftOPCCtoCITY 9/19/2012

FinancialPlanningand RateDesign

DraftFinancial

Plan

Report

3/13/2012

FinalFinancialPlanReport 4/17/2012

DraftRateDesignAnalysisReport 5/29/2012

na a e es gn na ys s epor


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1. InfoReceived: 3. PreviousReportsandDocumentsforSite:

Sourcewaterqua ityData

4.5MG

reservoir

as

builts

ASR/siteCADfile

2000WaterFacilitiesPlan

RecentMasterP anUp ate i app ica e,

HDR

has

the

2000

Master

Plan) Geotechnicalreport(s)forsite,ifavailable

4. Historicaloperationsdata(previous3yrs)

2. SiteRecordDrawingsforthefollowing

facilities:

Storagetanks

Otheron

site

facilities,

including

yard

piping

Operations ata orsite owrate,tan levels)

Monthlyoperationsreports(e.g.,chlorine

usage/doses,CT

reports)

an metering va vevau ts,c orine ui ing,

generatorbuildingandtelemetrybuildings

Verifyexistingfacilitiesversusplans/reports;Identifyanymodificationsatthesitethat

.

Updatesindemand/flowprojections

Powersupplyinformationforsite

Historyofelectricalpoweroutagesatsite

ofrecord

drawings

(identify

on

record

drawingsifpossible) O M

manua s

or

ma e mo e

an

contro

strategiesforsitecontrolvalves

ASRLicenseDocumentation

FinancialData(requestedbyJoeHealy)


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UV

D s n ect on

Technolo

Workshop

January12,2012

WaterQuality,Treatment,andRegulatoryComplianceProject


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1. Background(10:3011:15) Regulatory/TreatmentRequirements(ExistingandUnderLT2)

Introductionand

Review:

Why

UV?

UVBasicsandRegulatoryRequirements

2. UVTreatmentSystems(11:1512) ec no ogy verv ew SystemOperation&Maintenance GeneralUVSystemDesignCriteria WaterQualityReview&ImpactstoUV UV

Process

Schematic

&

Possible

Layouts

re m nary os n o

3. Lunch(1212:45)

4. UVSystemProcurement(12:451:15)

5. OtherProjectConsiderations(1:151:30) ChlorinationMethod

SCADA/CommunicationsUpgrades

ProvisionsforFutureFacilities Hydraulics

6. Closing(1:302)

ReviewKeyDecisionsandNextSteps

Adjourn

to

Site

Visit


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UVT,future

expansion)

2. LimitUVTechnolo O tions?

3. SelectUVEquipmentProcurementMethod:

Ca italcost

or

life

c cle

cost

Earlyprocurementw/equipmentstoragevs.assigncontracttoContractor


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1. Notreatmentfor

Cryptosporidium2. DisinfectionRequirements:

og . nact vat onoGiardia w/chlorine

4log

(99.99%)

inactivation

of

(Giardia)

virusesw/chlorine

3. UnfilteredSystems:

prior

to

disinfection);

Excludingeventspermitted

(Cryptosporidium)


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1. RequirementsforUnfilteredSystems:

Complywithturbidityrequirements UnfilteredwatersystemsmustuseacombinationofTWOdisinfectantsto

inactivateCryptosporidium,

Giardia,

and

viruses

Cryptosporidium controlunderWatershedControlProgram MeetRequirementsforsystemsutilizingsurfacewaterorGWUDIsources

withoutfiltration)(OAR3330610032(2)&(3))

2. DisinfectionRequirements:

3log

inactivation

of

Cryptosporidium (w/UV)

4loginactivationofviruses(w/chlorine)

3. ComplianceSchedule: ComplianceDeadline:October2016(Systems


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1. Costeffectivetreatmentfor

LT2

2. Targetswiderangeof

microbialpathogens

3. ReducesCTrequirements

4. Chemicalfree

5. Nowastestream

6. Nodisinfection

byproduct

formation

7. Doesnotaffecttasteof

water

CostOpinionforLT2ComplianceOptions (From2009HDRTM)

.

basedon

water

quality

and

flowrate

9. Partofmultibarrier,reliable


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1. Poorviralinactivation

2. Notaphysicaltreatmentbarrier:

Doesnot

remove

particulates

and

organics;

Doesnotprotectagainstfirethreatorexcursionsinwaterquality

. reqts,WatershedControlProgram,inspections,facilitymaintenance,etc)

4. Waterquality

may

limit

applicability

5. Lampbreakage;mercuryreleaseconcerns


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RegulatoryReqts forUVFacilities:

OAR3330610036(5)(c)(D):SystemsmustvalidateandmonitorUV

reactorstodemonstratethattheyareachievingaparticularUV

dosevaluefortreatmentcredit.

(i)UV

dose

table.

The

treatment

credits

listed

in

this

table

are

for

UV

light

atawavelengthof254nmasproducedbyalowpressuremercuryvapor

. ,

demonstrateanequivalentgermicidaldosethroughreactorvalidation

testing

Doseneededfor3logcryptonearly2Xdosefor2logcrypto

3log

crypto

dose

meets

all

Giardia disinfection

reqts!


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ValidationOptions

1. Off Site

equipment

only

(based

onstandardtestprotocol)

Acceptbidscontingentonsuccessful3rdpartyvalidationbeforepurchase

2. On

Site validationafterinstallation

3. ValidationMethods:

CalculatedDose

DoseSet

point

Method


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Nolargecapacity(>2.5mgd)UVsystemsarelisted.

.


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OAR3330610032(3)Disinfectionreqts forunfiltered

systems:

(A) Redundant

components,

including

an

auxiliarypowersupplywithautomatic

startu andalarmtoensurethatdisinfectantapplicationismaintainedcontinuouslywhilewater

isbeingdeliveredtothedistributionsystem;or

(B) Automaticshut

offofdeliveryofwatertothedistributionsystem.

inthewater,oriftheultravioletlightsystemfails.IftheDepartment

determinesthanautomaticshutoffwouldcauseunreasonablerisktohealth

orinterferewithfireprotection,thesystemmustcomplywithparagraph

.

OAR3330610032(18)Inactivationtoolboxcomponentsformeeting

CryptosporidiumtreatmentRequirements. ,

95percentofthewaterdeliveredtothepublicduringeachmonthby

UVreactors

operating

within

validated

conditions

for

the

required

UV

dose


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OAR3330610036(5)(c)(D):

eac ormon or ng. ys emsmus mon or e r reac ors o

determineif

the

reactors

are

operating

within

validated

conditions...

This

monitoring mustincludeUVintensityasmeasuredbyaUVsensor,flow

rate,lampstatus,andotherparameterstheDepartmentdesignates

basedonUVreactoroperation.Watersystemsmustverifythe

calibrationofUVsensorsatleastmonthly,andmustrecalibratesensors

inaccordance

with

the

EPA

UV

Disinfection

Guidance

Manual

as

.

(iii)Watersystemsmustmonitorthepercentageofwaterdeliveredto

thepublicthatwastreatedwithinvalidatedconditionsfortherequired

UVdose.

If

less

than

95

percent

of

water

delivered

was

within

validated

conditions,aTier2publicnoticemustbeissued


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RegulatoryReqts forUVFacilities:Reporting

OAR3330610040(1):

1. Su mitva i ationtestresu ts emonstratingoperating

conditionsthat

achieve

required

UV

doseno

later

than

applicablecompliancedeadline.

2. Monthlyreportsummarizingthepercentageofwater

enteringthedistributionsystemthatwasNOT treatedbyUV

requireddose...


24/45

UVDisinfection

as cs


25/45

UV

Technolo

O tions:

LPHO

and

MPLowPressureHighOutput(LPHO) MediumPressure


26/45

UVTechnologyOptions:

1. General:

Availableindifferentsizeranges Nearl all UV intensit at 254nm MFRs:Wedeco (ITT),Trojan

2. Pros Smallerpowerreqt (smaller

generator/UPS?)

Wedeco Kseriesreactors:

owerpowerconsump on Goodcleaningsystem Longerlamplife Lessreductionindoseiflampfails Reducedfoulingpotential potentially

Largeflowsupto40mgdlowerDesignFoulingFactor

Integralbaffleplateforflowdistribution;providesaddedprotection?

3. Cons

reactors Highheadloss throughreactor(upto52in) Morelamps,maintenance Potentiallylongerstarttimes

Wedeco LBXReactors:

Smallerflowsupto8.5mgd

Generallyonly50%turndowninreactor


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UVTechnologyOptions:

1. General: va a e n eren s zeranges UVintensityoverbroaderwavelength

range;less

efficient

dose

delivery

MFRs:Trojan,Calgon,Ozonia

TrojanSwift@Kennewick

Compactdesign&systemfootprint Lowheadloss throughreactors(05in) LowercapitalcostthanLPHOathigher

designUVTs

(>85%)

Fewertotallamps Betterreactorturndown

3. Cons Higherpowersupplyreqt Hig erenergyusage Greater

potential

to

be

out

of

spec

in

the

eventlampfails

Subjecttospectraeffect uncertaintyindoseneeded

Calgon SentinelReactors


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RecentDoseConcernsforMPSpectraEffect

InrecentvalidationtestsforMPsystems:

Dependingonthevalidationtesting

approachand

implementation

at

the

water

treatmentplant,thecontributionoflowwavelengthUVlightmaysuggestbetterCryptosporidiuminactivation(e.g.,whenMS2phageisusedforvalidationtesting)thanisactuallyoccurring.

Questions:1. WhatdoesOHAsayaboutthis?

2. HowcanwebalanceriskofallowingMPtobidwithcompetitiveness?

.

correctionfactor,

but

nothing

confirmed.

4. OHAhasverballyindicatedtheywouldbecomfortablewitha15%correctionfactor


29/45

LPHO MP

Footprint 2x 1x

Number of Lamps 10x 1x

Lamp Replacement Cost 3x 1x

Ballast Replacement Cost 1x 2x


30/45

UVSystemOperation&Maintenance

1. UVSensorCalibration

2. CleaningSystems: Optional

automatic

or

manualsleevewiping

Trojan

SwiftSC LPHO

Lamp

Replacement

systems(mech orcombinedmech/chemical)

Offlinechemical

cleaning

. omponentrep acement: Lamps Sleeves

Ballasts UVSensors Cleaningcomponents

TrojanSleeve

Wiping

System

forSwiftMPsystem


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UVSystemOperation&Maintenance:

FromEPAUVDGM:


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UVSystemDesignCriteria

UVS stemDesi nCriteria:

Lamp

technology CleaningSystem owrates UVT

CombinedDeratin Factor

for

End

of

Lam

Life

(EOLL)andfouledcondition

No.DutyandStandbyTrains Headloss WaterQualityCharacteristics


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WaterQualityParametersImpactingUVDesignand

pera on

arame er es gn mpac mpac

UVT ReactorSizing;

Dose

Basis UV

Dose/energy

efficiency

Iron&

Manganese

Treatmentreqd >0.3 mg/L

Fe,200

mg/L Lamp fouling;

energy

Organics DesignFoulingFactor Lamp fouling;energy

efficiency;cleaning

ar c es nergye c ency


34/45

Water

ualit :

UVT

Data120%4.5

Turbidity UVT

100%

3.5

4.0

(%)

)

Count 76Min 65%

Avera e 97%

60%

2.0

2.5

.

nsmittance

bid

ity(NTU Max 100%

90% 100%

95% 100%

10% 95%

20%

40%

1.0

1.5

UVTra

Tur 5 90

1% 68%

0%0.0

0.5

J09 O09 J10 M10 A10 N10 F11 J11 S11 D11

RareLowUVTeventscouldimpactdesignrequirements,increasingcost

Averageenergyusagewillbesignificantlylowerthanduring

UVT/turbidityevents


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Distribution

of

Sam le

UVT

6596% 100%

2

6

86% 90%

91%

95%

e

0

81% 85%

%

)Ran

071% 75%

UVT

1


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Man anese

Iron

and

Hardness

arame er verage ange o.

SamplesHardness(mg/LCaCO3) none 38 120 73 21

Iron 0.3


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DesignCriteriaIdentification:UVSystemCriterion Value

UVLampTechnology MediumPressure orLowPressureHigh

Output

Cleanin S stem Automatic

DesignFlowrate

MaximumDesign

Flow 12

mgd?

MinimumDesign Flow 2mgd?

UltimateDesignFlow 12mgd?

AverageDesignFlow ?

DesignUVT

MinimumValidatedUVT 70%

DesignUVT@12mgd 85%?

DesignUVT&6 mgd 70%

UVT(95th Percentile) 90%

Com ne Derat ng Factor orEOLLan ou e con t on 0.72

Minimum No.DutyTrains 2

MaximumNo.DutyTrains 3

No.StandbyTrains 1

SystemOperatingPressure(PSIG)

SystemDesignPressure(PSIG) 100

MaximumHeadloss through UVReactor 54inches


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Desi nCriteriaIdentification:Water ualit

Criterion Value

Water QualityCharacteristics

WaterTemperature

UVTRange 70% 99%

pH 69

Iron


39/45

UVDisinfectionSystemSchematic

UV#1

From4.5

MG To3MG

M

FMeservo r Reservoir/

Distribution

UVT

UV#2

UV#3 Stan y

UV Facility and Generator


40/45

UVFacilityandGenerator

PossibleLocations

ro CITY- OISrRlOOT"IONSYSTEM

14" OVERFLOWIE . 3647.68

nr - t""" ' r -n \ / r ' \ I r "" ' l Mlntt. tr "

CITY OFBAKER CITY, OREGONWATER FACILITIES PLAN

Ill!fl

~\\\ll!fl'"T\\

-12"OR- -

3.0 MG RES.WS = 3647.68FF = 3620.68

w - - j ~ : t /.92 MG RES.WS = 3647.68FF = 3634.78

ORAIN ANDRISER VAULr

'i 'IIIIIIIIII,IIIG""~ ~()-J-


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2011ProjectEstimate:$2.5M,assuming:

2,000sf building

2+1pipingconfiguration

,


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IdentifytaskstobeincludedinFY2012Predesign/FinalDesignTO:

ChlorinationMethod: Improvements

to

existing

chlorine

gas

system?

Conversiontoliquidhypochlorite(onsitegeneratorordeliveredbulkhypo)

Provisionsforfutureinstallationof

SCADA/CommunicationsImprovements

Im rovements in h draulic control

integrationwith

UV

MCCs Communicationsofsystemalarms

Localandoffsitecontrolpreferences

ProvisionsforFutureFiltrationFacility

UVSystemMCCs


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.

2. UVTechnology

Preferences

3. Se ectUVEquipmentProcurement

Method

4. Othertasks/evaluationsneededduring

design


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DataRequest

EquipmentProcurement:

ContinuediscussionswithOHA

PrepareDesignCriteriaTMforOHA

Investigatehydraulics

Beginpreparationofprocurementspecs(frontendsandtechnical)

FinancialPlanning


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