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PRINCIPAL ARTERIAL
ROADWAY SECTION
2-01
COMMERCIAL/MIXED USE
ROADWAY SECTION
MINOR ARTERIAL
2-02
REDISENTIAL
ROADWAY SECTION
MINOR ARTERIAL
2-03
COMMERCIAL MIXED USE
ROADWAY SECTION
COLLECTOR
2-04
RESIDENTIAL
ROADWAY SECTION
COLLECTOR
2-05
ROADWAY SECTION
2-06
LOCAL
2-07
PRIVATE
ROADWAY SECTION
2-08
BULB-OUT PARKING
2-09
2-10
CEMENT CONCRETE
VALLEY GUTTER
VALLEY GUTTER
VALLEY GUTTER WITH CATCH BASIN
FIRE ACCESS
DEAD END AND
2-11
TEMPORARY BARRICADE
2-12AND NOTICE SIGN
STANDARDS
PAVEMENT DESIGN
2-13
T H E M A R I T I M E C ITY
G I G H A R B O R
2-14
PERPENDICULAR TRENCH
RESTORATION
FOR PAVED AREAS
2-15
PARALLEL TRENCH
RESTORATION
FOR PAVED AREAS
2-16
TRENCH RESTORATION
FOR UNPAVED AREAS
EDGE GRINDING
PAVEMENT
2-17
SIDEWALK
2-18
SIDEWALK SPACING
2-19
CURB & GUTTER PAN
CEMENT CONCRETE
2-20
CLUSTER STYLE
MAIL BOX
2-21
MAILBOX STAND
2-22
FOR STREET LIGHTING
METERED
SERVICE DISCONNECT
AND TRAFFIC SIGNALS
2-23
MONUMENT
CAST IN PLACE
2-24
COVER WITH RISER
MONUMENT CASE AND
2-25
BOTTOM VIEW
COVER SECTION
FRAME SECTION
5' M
IN
.
12
"
MIN
.
BA
LL
DE
PT
H
SIDES OF PLANTING PIT
ROOT BARRIER (SEE NOTE)
PLANTING MOUND
1"
NOTES:
1. TREES MUST BE IN GOOD HEALTH, NOT SHOW ANY FORM OF DISEASE, AND CONFORM TO CURRENT ANSI Z60 AMERICAN
STANDARDS FOR NURSERY STOCK, OR TREE WILL BE REJECTED ON SITE.
2. TOPSOIL VOLUME PER APPENDIX A OF CHAPTER 2 SHALL BE DIMENSIONED AS FOLLOWS:
DEPTH (MIN.) = 4 FT.
WIDTH (MIN.) = PLANTER STRIP WIDTH (MEASURED FROM BACK OF CURB TO FACE OF SIDEWALK)
LENGTH (MAX.) = 2 x WIDTH
TOPSOIL VOLUME SHALL INCLUDE TOTAL VOLUME OF TOPSOIL TYPE A AND CU SOILS.
3. ROOT BARRIER SHALL BE DEEP ROOT 24-2 BY DEEP ROOT, TREE ROOT GUIDE RS-40 BY ROOT SOLUTIONS, ROOT BARRIER
PANEL EP-1250 BY NDS, OR APPROVED EQUAL. ROOT BARRIER SHALL BE 15 FT. LONG CENTER ON THE TREE, 2' DEEP, AND ON
BOTH SIDES OF THE TREE (TYP).
4. TREES SHALL BE LOCATED OUTSIDE ANY INTERSECTION SIGHT DISTANCE TRIANGLE. SEE SECTION 2B.150.
2" MULCH LAYER FEATHERED AWAY FROM TRUNK
TO BE FLUSH WITH PAVED SURFACE/FINISHED GRADE
TO ALLOW FOR SETTLING.
IN PLANTER STRIP
TREE PLANTER
AND BARRIER
2-26
TREE WRAP AS SPECIFIED TO FIRST BRANCHING.
TOPSOIL TYPE A PER SECTION
2B.125
FINISH GRADE
SIDEWALK
CURB
LOCATE IRRIGATION MAINLINE AND
VALVES BEHIND BACK OF WALK
IRRIGATION LATERAL
(SUPPLY) LINE TO PLANTINGS
CU SOILS SHALL BE USED TO MEET
TOPSOIL VOLUME FOR REQUIRED TREES
PER SECTION 2B.125 (SEE NOTE)
CU SOIL (TYP)
1" 'PROLOCK' CHAIN LOCK TREE TIE OR EQUAL AND
2" DIA. TREE STAKES (TYP) - AS REQUIRED BY CITY
PER CIVIL PLAN REVIEW
PLANTING DIRECTIONS:
1. THOROUGHLY SCARIFY SIDES AND BOTTOM OF PLANTING PIT. REMOVE ANY DEBRIS AND STONES LARGER THAN 1" IN ANY
DIRECTION AND AMEND NATIVE SOIL AT BOTTOM WITH 10% COMPOST TO CREATE PLANTING MOUND. LIGHTLY COMPACT SOIL
AND WATER BACKFILL TO PREVENT SETTLING.
2. AFTER THE PROPER DEPTH OF THE PLANT MATERIAL HAS BEEN ESTABLISHED, PLACE THE ROOT BALL IN THE CENTER OF
THE HOLE WITH ROOT BALL 1 INCH HIGHER THAN DEPTH GROWN IN NURSERY.
3. RELEASE AND COMPLETELY REMOVE TREE FROM CONTAINER (BURLAP, WIRE, GROW BAG ETC.) AND DISCARD OFF-SITE.
4. SPREAD ROOTS TO A NATURAL SPREAD AND DISTRIBUTION. BACKFILL, WORKING THE SOIL AROUND THE ROOTS WITH
TOPSOIL TYPE A.
5. PLACE FERTILIZER TABLETS AS SPECIFIED.
6. TAMP TO COMPACT THE BACKFILL AND PROVIDE A SLIGHT
DEPRESSION AND WATERING SAUCER, TAKING CARE TO NOT
INJURE THE ROOT SYSTEM WHILE BACKFILLING.
7. STREET TREES SHALL NOT BE LOCATED IN THE SIGHT
DISTANCE TRIANGLE EXCEPT AS PROVIDED IN SECTION 2B.150.
GRATE WITH FRAME TO BE
INSTALLED FLUSH WITH
SIDEWALK
NOTE: REFER TO DETAIL 2-26 FOR TREE PLANTING
AND SOIL REQUIREMENTS.
2. GRATES SHALL BE CAST IN TWO PIECES.
1. OPENING FOR TREE SHALL BE BETWEEN 16"
AND 18" DIAM.
4. GRATE SHALL BE CAST IRON PER ASTM A48
CLASS 35B OR BETTER.
3. NO OPENING IN GRATE DESIGN SHALL BE
GREATER THAN
1
2
".
5. GRATE SHALL BE 5' SQUARE 'FAN' BY URBAN
ACCESSORIES OR APPROVED EQUAL. GRATES
SHALL BE INSTALLED WITH BRACKETS AND/OR
FRAMES PER THE MANUFACTURER'S
RECOMMENDATION. ALL GRATES SHALL SATISFY
ADA STANDARDS.
AND GRATE
TREE WELL
2-27
2" VOID BETWEEN GRATE
AND TOP SOIL
CURB
SIDEWALK
GRATE NOTES:
LUMINAIRE BASE2-28
DECORATIVE
STANDARD
15 FOOT LIGHT POLE
2-29
STANDARD
20 FOOT LIGHT POLE
2-30
STANDARD
30 FOOT LIGHT POLE
2-31
PATTERNED CEMENT
2-32CONCRETE CROSSWALK
GUARD
PEDESTRIAN
2-33
LED LUMINAIRE
LUMEC 5566 (MIN.)
LUMEN
2-34
2-35LED LUMINAIRE
LUMEC 7833 (MIN.)
LUMEN
2-36LED LUMINAIRE
LUMEC 13544 (MIN.)
LUMEN
Main St E
STREET NAME
SIGN - PUBLIC ROAD
2-37
Main St E
STREET NAME
SIGN - 16" OVERHEAD
2-38
38th Av
Olympic Dr
STREET NAME
SIGN - 24" OVERHEAD
2-39
000 St
Xxxxxx Rd
STREET NAME
SIGN - PRIVATE ROAD
2-40
Main StPRIVATE ROAD
PRIVATE ROAD342 Av
ROAD CLOSURE
SIGN - TEMPORARY
2-41
SLIP BASE FOR
SIGN POST -
2-42
CLASSIFIED ROADWAYS
NON SLIP BASE FOR NON
SIGN POST -
2-43
CLASSIFIED ROADWAYS
INSTALLATION
STOP SIGN
2-44
NOTES AND DETAILS
SIGN
2-45
DA
TE
CIT
Y E
NG
INE
ER
AP
PR
OV
ED
FO
R P
UB
LIC
AT
ION
CIT
Y O
F G
IG H
AR
BO
R E
NG
INE
ER
ING
DIV
ISIO
N
DE
TA
IL N
O.
DE
TA
IL N
AM
E
PE
RM
EA
BL
E D
RIV
EW
AY
2-4
6
08
/16
1.
Perm
eable
p
ave
rs m
ay b
e a
llo
we
d. C
ro
ss se
ctio
n sh
all m
ee
t
manufactu
re
r's re
co
mm
en
da
tio
ns a
nd
in
clud
e a
n a
pp
ro
pria
te
rese
rvo
ir
layer and
sca
rifica
tio
n o
f su
bg
ra
de
p
er S
WS
DM
.
2.
Lim
it run-o
n to
p
erm
ea
ble p
ave
me
nt su
rfa
ce
s to
th
e m
axim
um
e
xte
nt
practicable
. R
un
-o
n sh
all o
nly b
e a
llo
we
d fro
m fu
lly sta
bilize
d are
as.
3.
6-inch m
in
im
um
tre
atm
en
t la
ye
r o
f sa
nd o
r m
ed
ia
if re
qu
ire
d p
er S
WS
DM
.
4.
Thicker se
ction
o
f b
alla
st m
ay b
e re
qu
ire
d to
e
sta
blish
su
fficie
nt re
se
rvo
ir
capacity. E
ng
in
ee
r to
p
ro
vid
e ca
lcu
la
tio
ns p
er S
WS
DM
.
5.
Geotextile
m
ay b
e re
qu
ire
d b
etw
ee
n n
ative
so
ils a
nd p
erm
ea
ble
p
ave
me
nt
section, pe
r so
ils p
ro
fe
ssio
na
l re
co
mm
en
da
tio
n. G
eo
te
xtile
w
ill b
e req
uire
d
betw
een
p
erm
ea
ble
b
allast a
nd
sa
nd
la
ye
r. N
on-w
ove
n g
eo
te
xtile
to
conform
to
W
SD
OT
S
pe
c. 9
-3
3.2
(1
), T
ab
le
s 1
a
nd
2
.
6.
Refer to
V
olu
me
III S
ectio
n 3
.5
o
f th
e S
WS
DM
(E
co
lo
gy B
MP
T
5.1
5 fo
r
design crite
ria a
nd
so
ils su
ita
bility.
7.
Work w
ith
in
rig
ht-o
f-w
ay sh
all b
e in
co
mp
lia
nce
w
ith
th
e S
WS
DM
fo
r
subgrad
e a
nd
p
erm
ea
ble b
alla
st. It is re
co
mm
en
de
d to
fo
llo
w th
e
Storm
wate
r M
an
ag
em
en
t a
nd S
ite
D
eve
lo
pm
en
t M
an
ual fo
r w
ork o
n
private pro
pe
rty.
8.
Geom
em
bran
e b
arrie
r sh
all p
ro
vid
e a
n im
pe
rm
ea
ble
b
arrie
r b
etw
een
standard a
nd
p
erm
ea
ble
se
ctio
n. It sh
all b
e in
sta
lle
d b
elo
w fin
ish
ed
g
ra
de
and per S
td
. P
la
n 2
-6
5. G
eo
me
mb
ra
ne
b
arrie
r se
am
s sh
all ove
rla
p a
t
least 18" o
r p
er m
an
ufa
ctu
re
r's re
co
mm
end
atio
ns. G
eo
me
mb
ra
ne
b
arrie
r
shall exte
nd
th
e le
ng
th
o
f th
e p
erm
ea
ble
se
ction
w
he
n a
dja
ce
nt to
standard p
ave
me
nt.
9.
This figure
a
pp
lica
ble
to
d
rive
wa
ys tha
t a
re
fla
t o
r slo
pe
a
wa
y fro
m th
e
structure
. A
dd
itio
na
l d
esig
n con
sid
era
tio
ns a
re
re
qu
ire
d w
he
n th
e
drivew
ay slo
pe
s to
wa
rd
th
e stru
cture
.
PE
RV
IO
US
C
ON
CR
ET
E S
EC
TIO
N
NT
S
PO
RO
US
H
MA
S
EC
TIO
N
NT
S
6" M
IN
.
PE
RV
IO
US
CO
NC
RE
TE
6" M
IN
.
PE
RM
EA
BL
E
BA
LL
AS
T,
SE
E N
OT
E 4
2" M
IN
.
SC
AR
IF
Y
SU
BG
RA
DE
PLA
N
NT
S
DR
IV
EW
AY
EN
TR
AN
CE
P
ER
WS
DO
T S
TA
ND
AR
D
PL
AN
S
PE
RM
EA
BL
E
DR
IV
EW
AY
5' M
IN
.
P
L
SID
EW
AL
K
GE
OM
EM
BR
AN
E
BA
RR
IE
R IN
ST
AL
LE
D
AN
D A
NC
HO
RE
D P
ER
MA
NU
FA
CT
UR
ER
(IF
R
EQ
UIR
ED
P
ER
SO
IL
S P
RO
FE
SS
IO
NA
L,
TY
PIC
AL
V
ER
TIC
AL
LY
AN
D T
O T
WO
F
EE
T
HO
RIZ
ON
TA
L F
RO
M
ST
RU
CT
UR
E), S
EE
NO
TE
8
6" M
IN
.
6" M
IN
.,
0%
S
LO
PE
ST
RU
CT
UR
E
DR
IV
EW
AY
EN
TR
AN
CE
P
ER
WS
DO
T
ST
AN
DA
RD
PL
AN
S
SID
EW
AL
K
SE
E S
TD
P
LA
NS
2
-1
8,
2-4
7 A
ND
2
-4
8
10
% M
AX
. S
LO
PE
PR
OF
ILE
NT
S
6" M
IN
.
PE
RM
EA
BL
E
BA
LL
AS
T,
SE
E N
OT
E 4
4" M
IN
.
PO
RO
US
H
MA
CU
RB
ST
RE
ET
R/W
R/W
NO
TE
S:
GE
OM
EM
BR
AN
E B
AR
RIE
R,
SE
E N
OT
E 8
2" M
IN
.
SC
AR
IF
Y
SU
BG
RA
DE
GE
OT
EX
TIL
E,
SE
E N
OT
E 5
3%
M
AX
.
6" M
IN
. O
PT
IO
NA
L
TR
EA
TM
EN
T
LA
YE
R,
SE
E N
OT
E 3
6" M
IN
. O
PT
IO
NA
L
TR
EA
TM
EN
T
LA
YE
R,
SE
E N
OT
E 3
GE
OT
EX
TIL
E R
EQ
UIR
ED
B
ET
WE
EN
PE
RM
EA
BL
E B
AL
LA
ST
A
ND
S
AN
D L
AY
ER
IF
S
AN
D L
AY
ER
U
TIL
IZ
ED
. G
EO
TE
XT
IL
E
MA
Y B
E R
EQ
UIR
ED
B
ET
WE
EN
P
ER
ME
AB
LE
BA
LL
AS
T A
ND
N
AT
IV
E S
OIL
S, S
EE
N
OT
E 5
GE
OT
EX
TIL
E R
EQ
UIR
ED
B
ET
WE
EN
PE
RM
EA
BL
E B
AL
LA
ST
A
ND
S
AN
D L
AY
ER
IF
S
AN
D L
AY
ER
U
TIL
IZ
ED
. G
EO
TE
XT
IL
E M
AY
BE
R
EQ
UIR
ED
B
ET
WE
EN
P
ER
ME
AB
LE
BA
LL
AS
T A
ND
N
AT
IV
E S
OIL
S, S
EE
N
OT
E 5
DA
TE
CIT
Y E
NG
INE
ER
AP
PR
OV
ED
FO
R P
UB
LIC
AT
ION
CIT
Y O
F G
IG H
AR
BO
R E
NG
INE
ER
ING
DIV
ISIO
N
DE
TA
IL N
O.
DE
TA
IL N
AM
E
BA
LL
AS
TE
D C
EM
EN
TC
ON
CR
ET
E S
IDE
WA
LK
2-4
7
08
/16
VA
RIE
S-S
EE
N
OT
E 4
SL
OP
E: 2
% (M
AX
)-S
EE
N
OT
E 1
NO
TE
S:
5' (M
IN
.)
VA
RIE
S-S
EE
N
OT
E 4
1.
Sidew
alks shall be design
ed a
nd
constructed in accordance
w
ith
A
DA
standards for accessible d
esig
n, 28
C
FR
,
Part 35 and as supplem
en
te
d b
y th
e
public right of w
ay accessib
ility
guidelines (P
RO
WA
G).
2.
When placing w
alk adjace
nt to
e
xistin
g
curb and gutter, curb and
g
utte
r w
ill b
e
repaired as necessary befo
re
pla
cin
g
concrete form
s for w
alk pe
r C
ity o
f G
ig
Harbor P
ublic W
orks stan
da
rd
s.
3.
Staking is required w
here
n
o cu
rb
is
present.
4.
Com
bination w
alk shall be
7
' m
in
. o
n a
ll
com
mercial sites and arte
ria
l stre
ets.
Com
bination w
alk shall be
a
m
in
im
um
o
f
5' on non arterial streets. D
im
en
sio
ns
are from
back of curb to b
ack o
f w
alk.
See contract plans for w
idth
an
d
placem
ent of sidew
alk.
5.
All expansion joints shall be
fu
ll d
ep
th
with 3/8" prem
olded join
t fille
r.
6.
All joints shall be cleaned a
nd
e
dg
ed.
External edges shall be 1/2
" ra
diu
s.
Internal joints shall be 1/4
" ra
diu
s.
7.
Subgrade preparation sha
ll m
eet A
PW
A
GS
P 2-06.3(3) S
ubgrade fo
r P
erm
ea
ble
Pavem
ents.
8.
Perm
eable ballast shall m
eet A
PW
A
GS
P 4-04.2 G
ravel B
ase a
nd
9-03.9(2).O
pt1 P
avem
en
t B
alla
st.
9.
All soft and yielding foun
da
tio
n m
aterial
shall be rem
oved and rep
la
ce
d w
ith
ballast per A
PW
A G
SP
4
-04
.2
G
ra
ve
l
Base and 9-03.9(2).O
pt1 P
erm
ea
ble
Ballast.
10.
Geotextile fabric m
ay be
re
qu
ire
d
betw
een native soils or am
en
de
d so
ils
and perm
eable ballast p
er th
e
recom
mendation of the ge
otech
nica
l
professional. G
eotextile sh
all b
e p
er
WS
DO
T 9
.3
3.2
(1
), T
ab
le
s 1
a
nd
2
,
no
nw
ove
n, m
od
era
te
su
rviva
bility.
11
.F
or pla
n vie
w re
fe
r to
C
ity o
f G
ig
H
arb
or
Sta
nda
rd
P
la
n 2
-1
8.
12
.S
id
ew
alk w
ith
p
la
nte
r strip
m
ay slo
pe
in
eith
er d
ire
ction
.
13
.P
la
ntin
g strip
so
ils sh
all b
e p
er V
olum
e III
Se
ctio
n 3
.1
o
f th
e S
WS
DM
(E
co
lo
gy
BM
P T
5.1
3) se
e S
WS
DM
Q
ua
lity D
esig
n
De
tails 3
4.1
-3
4.4
, if a
pp
lica
ble; o
r sca
rify
or till su
bg
ra
de
to
3
in
ch
d
ep
th
. P
la
ce
3-in
ch
es of to
pso
il o
n su
rfa
ce
a
nd
till in
to
5-in
ch
es of site
so
il. In
sta
ll 3
-in
ch
es o
f
arb
orist w
oo
d ch
ip
m
ulch
o
r a
s sp
ecifie
d
on
p
la
ns. T
op
so
il la
ye
r w
ith
a
m
in
im
um
org
an
ic m
atte
r co
nte
nt o
f 1
0%
dry
we
ig
ht in
p
la
nting
b
ed
s, a
nd
5
% in
tu
rf
are
as, an
d a
p
H fro
m 6
.0
to
8
.0
o
r
ma
tch
ing
th
e p
H o
f th
e o
rig
in
al
un
distu
rb
ed
so
il.
14
.A
ll d
istu
rb
ed
a
re
as n
ot co
ve
re
d w
ith
h
ard
su
rfa
ce
s sha
ll b
e sta
bilize
d b
y p
la
ntin
g
or m
ulch
in
g.
15
.W
he
re
n
ee
ded
, a
dju
st b
alla
st in
p
la
ntin
g
strip
to
a
ccom
mod
ate
p
la
nts. K
ee
p
pe
rm
eab
le
b
alla
st a
m
in
im
um
2
fe
et fro
m
tru
nk o
f tree
s.
16
.W
he
re
b
alla
ste
d sid
ew
alk is in
sta
lle
d
ad
ja
ce
nt to
p
erm
ea
ble
ro
ad
wa
y, th
e
pe
rm
eab
le
b
alla
st m
ay e
xte
nd
from
th
e
sid
ew
alk to
th
e ro
ad
wa
y se
ctio
n. S
ee
Std
. P
lan
2
-5
1b
.
17
.R
efer to
S
td
. P
la
n 2
-5
2 for su
bg
ra
de
te
rra
cin
g, a
s a
pp
lica
ble
.
3/8
" E
XP
AN
SIO
N JO
IN
T
PE
RM
EA
BL
E
BA
LL
AS
T
(S
EE
N
OT
E 8
)
PE
RM
EA
BL
E B
AL
LA
ST
(S
EE
N
OT
E 8
)
NT
S
NT
S
GE
OT
EX
TIL
E,
IF
R
EQ
UIR
ED
SE
E N
OT
E 1
0
GE
OT
EX
TIL
E, IF
R
EQ
UIR
ED
SE
E N
OT
E 1
0
PE
RM
EA
BL
E B
AL
LA
ST
TO
S
UR
FA
CE
O
R 6
" M
IN
.
DE
PT
H A
ME
ND
ED
SO
IL
S, P
ER
N
OT
E 1
3
RO
W
RO
W
CO
MB
IN
AT
IO
N W
AL
K S
EC
TIO
N
SID
EW
AL
K W
IT
H P
LA
NT
ER
S
TR
IP
S
EC
TIO
N
PE
RM
EA
BL
E B
AL
LA
ST
TO
S
UR
FA
CE
O
R 6
"
MIN
. D
EP
TH
A
ME
ND
ED
SO
IL
S, P
ER
N
OT
E 1
3
CE
ME
NT
C
ON
CR
ET
E
TR
AF
FIC
C
UR
B &
G
UT
TE
R.
SE
E S
TA
ND
AR
D P
LA
N N
O.
2-2
0 O
R A
S S
PE
CIF
IE
D O
N
PL
AN
S.
CE
ME
NT
C
ON
CR
ET
E
TR
AF
FIC
C
UR
B &
G
UT
TE
R.
SE
E S
TD
. P
LA
N 2
-2
0, O
R A
S
SP
EC
IF
IE
D IN
P
LA
NS
.
2' M
IN
.
2' M
IN
.
6" M
IN
. (D
EP
TH
V
AR
IE
S).
MO
DE
LIN
G M
AY
B
E R
EQ
UIR
ED
FO
R C
OM
PL
IA
NC
E W
IT
H
SW
MM
.
6" M
IN
. (D
EP
TH
V
AR
IE
S)
MO
DE
LIN
G M
AY
B
E R
EQ
UIR
ED
F
OR
CO
MP
LIA
NC
E W
IT
H S
WM
M
1'
MIN
.
FO
R B
AL
LA
ST
D
EE
PE
R
TH
AN
C
UR
B, P
RO
VID
E A
GE
OM
EM
BR
AN
E B
AR
RIE
R
PE
R S
TD
. P
LA
N 2
-6
5.
SL
OP
E: 2
% (M
AX
)
SE
E N
OT
ES
1
A
ND
1
2
ST
AN
DA
RD
C
EM
EN
T
CO
NC
RE
TE
S
ID
EW
AL
K,
SE
E S
TD
. P
LA
N 2
-1
8
ST
AN
DA
RD
C
EM
EN
T
CO
NC
RE
TE
S
ID
EW
AL
K,
SE
E S
TD
. P
LA
N 2
-1
8
LE
VE
L
LE
VE
L
DA
TE
CIT
Y E
NG
INE
ER
AP
PR
OV
ED
FO
R P
UB
LIC
AT
ION
CIT
Y O
F G
IG H
AR
BO
R E
NG
INE
ER
ING
DIV
ISIO
N
DE
TA
IL N
O.
DE
TA
IL N
AM
E
PE
RV
IOU
S C
ON
CR
ET
E S
IDE
WA
LK
2-4
8a
08
/16
VA
RIE
S-S
EE
N
OT
E 4
4"
15
' M
AX
.1
5' M
AX
.
CU
RB
4"
CU
RB
A
A
PL
AN
TIN
G S
TR
IP
B B
5' (M
IN
.)
SE
CT
IO
N A
-A
CE
ME
NT
C
ON
CR
ET
E T
RA
FF
IC
CU
RB
&
G
UT
TE
R. S
EE
S
TD
.
PL
AN
2
-2
0 O
R A
S S
PE
CIF
IE
D
ON
P
LA
NS
IS
OL
AT
IO
N JO
IN
T
CE
ME
NT
C
ON
CR
ET
E
TR
AF
FIC
C
UR
B &
GU
TT
ER
. S
EE
S
TD
.
PL
AN
2
-2
0 O
R A
S
SP
EC
IF
IE
D IN
P
LA
NS
CO
NT
RA
CT
IO
N JO
IN
T
CO
NT
RA
CT
IO
N
JO
IN
T (T
YP
.)
UT
IL
IT
Y L
ID
S (S
UC
H A
S
CL
EA
NO
UT
S)
SH
AL
L B
E C
EN
TE
RE
D W
IT
HIN
CO
NT
RA
CT
IO
N JO
IN
T W
IT
H
IS
OL
AT
IO
N JO
IN
T A
LL
A
RO
UN
D L
ID
UT
IL
IT
Y
SE
RV
IC
E B
OX
(IS
OL
AT
IO
N
JO
IN
T A
LL
AR
OU
ND
)
PE
RM
EA
BL
E B
AL
LA
ST
(S
EE
N
OT
ES
9
, 1
3 A
ND
1
4)
PE
RM
EA
BL
E B
AL
LA
ST
(S
EE
N
OT
ES
9
, 1
3 A
ND
1
4)
NT
S
SE
CT
IO
N B
-B
NT
S
PL
AN
NT
S
GE
OT
EX
TIL
E IF
RE
QU
IR
ED
, S
EE
N
OT
E 1
1
GE
OT
EX
TIL
E IF
RE
QU
IR
ED
, S
EE
NO
TE
1
1
6" M
IN
. D
EP
TH
A
ME
ND
ED
S
OIL
S
SE
E N
OT
E 1
2
PA
RK
IN
G
1
1
1
1
1
1
6" M
IN
. D
EP
TH
AM
EN
DE
D
SO
IL
S S
EE
NO
TE
1
2
4" M
IN
. (D
EP
TH
V
AR
IE
S)
MO
DE
LIN
G M
AY
B
E R
EQ
UIR
ED
FO
R C
OM
PL
IA
NC
E W
IT
H S
WM
M
4" M
IN
. (D
EP
TH
V
AR
IE
S)
MO
DE
LIN
G M
AY
B
E R
EQ
UIR
ED
FO
R C
OM
PL
IA
NC
E W
IT
H S
WS
DM
IS
OL
AT
IO
N JO
IN
T
AD
JA
CE
NT
T
O
ST
AN
DA
RD
CO
NC
RE
TE
SID
EW
AL
K (T
YP
.)
CO
NT
RA
CT
IO
N JO
IN
T T
O M
AT
CH
CU
RB
, JO
IN
T S
PA
CIN
G N
OT
T
O
EX
CE
ED
1
5'. C
LO
SE
R JO
IN
T
SP
AC
IN
G IS
R
EC
OM
ME
ND
ED
O
N
CU
RV
ES
.
LE
VE
L
LE
VE
L
SLO
PE
: 2%
(M
AX
)
SE
E N
OT
E 1
2'
SLO
PE
: 2%
(M
AX
)
SE
E N
OT
E 1
1'
VA
RIE
S-S
EE
N
OT
E 4
NO
TE
S:
1.
See
2-4
8b
fo
r N
otes.
2'
DA
TE
CIT
Y E
NG
INE
ER
AP
PR
OV
ED
FO
R P
UB
LIC
AT
ION
CIT
Y O
F G
IG H
AR
BO
R E
NG
INE
ER
ING
DIV
ISIO
N
DE
TA
IL N
O.
DE
TA
IL N
AM
E
PE
RV
IOU
S C
ON
CR
ET
E S
IDE
WA
LK
2-4
8b
08
/16
NO
TE
S:
1.
Sidew
alks shall be designed and constructed in
accordance w
ith A
DA
standards for accessible design,
28 C
FR
, P
art 35 and a
s supplem
ented by the public
right of w
ay accessibility guidelines (P
RO
WA
G).
2.
When placing w
alk adjacent to existing curb and gutter,
curb and gutter w
ill be repaired as necessary before
placing concrete form
s for w
alk per C
ity of G
ig H
arbor
Public W
orks standards.
3.
Staking is required w
here no curb is present.
4.
Com
bination w
alk sha
ll be 7' m
in. on all com
mercial
sites and arterial streets. C
om
bination w
alk shall be a
minim
um
of 5' on non arterial streets. D
im
ensions are
from
back of curb to b
ack of w
alk. S
ee contract plans
for w
idth and placem
ent of sidew
alk.
5.
All isolation joints sha
ll be full depth w
ith 3/8" prem
olded
joint filler.
6.
All joints shall be clea
n and edged. Joint edges shall be
1/2" radius.
7.
Subgrade preparation
shall m
eet A
PW
A G
SP
2-06.3(3)
Subgrade for P
erm
eab
le P
avem
ents.
8.
All soft and yielding fo
undation m
aterial shall be
rem
oved and replaced w
ith ballast per A
PW
A G
SP
4-04.2 G
ravel B
ase an
d 9-03.9(2).O
pt1 P
erm
eable
Ballast.
9.
Perm
eable ballast sha
ll m
eet A
PW
A G
SP
4-04.2 G
ravel
Base and 9-03.9(2).O
pt1 P
erm
eable B
allast.
10.
All pervious surfaces sh
all be vacuum
ed im
mediately
after com
pletion of saw
cutting to prevent clogging per
Std. P
lan 2-49.
11.
Geotextile fabric m
ay be required betw
een native soils
and perm
eable ballast p
er th
e re
co
mm
en
da
tio
n o
f th
e
geotechnical professio
na
l. G
eo
te
xtile
sh
all b
e p
er
WS
DO
T 9.33.2(1) T
ables 1
an
d 2
, n
on
wo
ve
n, m
od
era
te
survivability.
12.
Planting strip soils sh
all be
p
er V
olu
me
III S
ectio
n 3
.1
o
f
the S
WS
DM
(E
cology B
MP
T
5.1
3) se
e S
WS
DM
Quantity D
esign D
eta
ils 34
.1
-3
4.4
, if a
pp
lica
ble
; o
r
scarify or till subgrad
e to
3 in
ch
d
ep
th
. P
la
ce
3 in
ch
es
of topsoil on surface
a
nd
till in
to
5
-in
ch
es o
f site
so
il.
Install 3-inches of arb
orist w
oo
d ch
ip
m
ulch
or a
s
specified on plans. T
op
soil la
ye
r w
ith
a
m
in
im
um
organic m
atter conte
nt of 1
0%
d
ry w
eig
ht in
pla
ntin
g
beds, and 5%
in turf a
re
as, a
nd
a p
H fro
m 6
.0
to
8
.0
or
matching the pH
of th
e o
rig
in
al u
nd
isturbe
d so
il.
13.
Where needed, adju
st b
alla
st in
p
la
ntin
g strip
to
accom
modate plants. K
ee
p p
erm
ea
ble
b
alla
st a
minim
um
2 feet from
tru
nk o
f tre
es.
14.
For ballast deeper tha
n cu
rb
, p
ro
vid
e a
g
eo
me
mb
ra
ne
barrier per S
td. P
lan 2
-65
b
etw
ee
n p
erm
ea
ble
b
alla
st
and road section unle
ss a
dja
ce
nt ro
ad
is pe
rm
ea
ble
.
15.
All disturbed areas no
t cove
re
d w
ith
h
ard
su
rfa
ce
s sh
all
be stabilized by planting
o
r m
ulch
in
g.
16.
Refer to S
td. P
lan 2-5
2 fo
r su
bg
ra
de
te
rra
cin
g, a
s
applicable.
DA
TE
CIT
Y E
NG
INE
ER
AP
PR
OV
ED
FO
R P
UB
LIC
AT
ION
CIT
Y O
F G
IG H
AR
BO
R E
NG
INE
ER
ING
DIV
ISIO
N
DE
TA
IL N
O.
DE
TA
IL N
AM
E
TY
PIC
AL
PA
VE
ME
NT
RE
ST
OR
AT
ION
FO
R P
ER
VIO
US
CO
NC
RE
TE
2-4
9
08
/16
NO
TE
S:
CO
NS
TR
UC
TIO
N JO
IN
T
EX
IS
TIN
G P
ER
VIO
US
CO
NC
RE
TE
P
AV
EM
EN
T
PE
RV
IO
US
CO
NC
RE
TE
PA
VE
ME
NT
MA
TC
H E
XIS
TIN
G
TH
IC
KN
ES
S
1. T
o b
e u
sed
o
nly w
here abutting surfaces are p
ervious concrete or as
dire
cte
d in
w
ritin
g by C
ity of G
ig H
arbor. P
erm
eable roads m
ay be
re
qu
ire
d to be
patched in an alternate m
aterial a
s directed in w
riting by
City o
f G
ig
H
arbor.
2. A
ll pave
me
nt re
storation w
ork shall also m
eet the requirem
ents of the
City o
f G
ig
H
arbor P
ublic W
orks standards.
3. T
em
pora
ry S
urface R
estoration:
Arterials, in
du
strial areas and/or roads w
ith bus traffic
: T
em
porary patches
sha
ll be
com
pacted and leveled to a m
inim
um
of 3-inches of hot-m
ix asphalt
(H
MA
).
Re
sid
en
tials and alleys: T
em
porary patches shall be com
pacted and
le
vele
d to a m
inim
um
of 2-inches of either H
MA
or cold-m
ix asphalt.
Tem
po
ra
ry pa
tches betw
een O
ctober 1st and M
arch 31st shall be m
ade
with
H
MA
u
nless otherw
ise approved.
4. A
ll p
erm
an
en
t final patches shall be rectangula
r in shape and constructed
pa
ra
lle
l an
d pe
rpendicular to the road centerline.
5. W
he
re e
xisting
pavem
ent defects are in close proxim
ity to the new
cut, the
in
spe
cto
r m
ay require additional pavem
ent rem
oval to elim
inate the
pa
vem
en
t d
efect.
6. T
he fina
l cut edge of paved surfaces shall be sm
ooth and straight,
co
nsiste
nt w
ith grinding or saw
cutting devices. N
o jagged, broken or
un
de
rm
ine
d ed
ges are allow
ed. C
utting w
heel run-out beyond the lim
its of
th
e op
en
ing
shall be filled in accordance w
ith W
SD
OT
S
tandard
Sp
ecifica
tion
5
-05.3(8)B
for cem
ent concrete surfaces. Joint sealant shall
no
t m
igrate b
eyond run-out areas.
7. A
ll p
erviou
s surfaces shall be vacuum
ed im
mediately after com
pletion of
saw
cu
tting
to
p
revent clogging.
8. P
erm
an
en
t P
an
el R
eplacem
ent:
Arterials, in
du
strial areas and/or roads w
ith bus traffic:
10
0%
pa
ne
l re
placem
ent is required for all affected panels. M
onolithic
cu
rbs w
ill be
po
ured at tim
e of panel replacem
ent.
Re
sid
en
tial an
d A
lleys: Panels cut greater than ½ the panel length, width,
or total a
re
a, including the 2-foot cut back, w
ill require 100%
panel
replacement. Panels cut less than ½ the panel length, width, or total area,
in
clud
ing
th
e 2
-foot cut back w
ill require 50%
p
an
el replacem
ent.
Three
-p
iece
p
anels are not acceptable and w
ill require 100%
panel
re
pla
cem
en
t.
9. P
ervious concrete pavem
en
t m
ix sha
ll b
e a
pp
ro
ve
d in
w
ritin
g by th
e C
ity o
f
Gig H
arbor.
10. W
here geotextile fabric o
r ge
om
em
bra
ne
lin
er e
xist u
nd
er th
e p
erm
ea
ble
ballast, replace w
ith sa
me
m
ate
ria
l. A
dd
itio
na
l w
id
th
o
f e
xca
va
tio
n m
ay b
e
necessary to overlay fa
bric o
r lin
er. W
he
re
a
lin
er is u
se
d to
cre
ate
a
watertight barrier, repair p
er m
an
ufa
ctu
re
r's sp
ecificatio
ns to
m
ain
ta
in
a
watertight barrier.
EX
IS
TIN
G P
ER
ME
AB
LE
BA
LL
AS
T
PR
OP
OS
ED
PE
RM
EA
BL
E B
AL
LA
ST
TO
M
AT
CH
E
XIS
TIN
G
PE
RM
EA
BL
E B
AL
LA
ST
(T
HIC
KN
ES
S A
ND
GR
AD
AT
IO
N)
2' M
IN
. C
UT
B
AC
K O
VE
R
UN
DIS
TU
RB
ED
P
ER
ME
AB
LE
BA
LL
AS
T
FO
R E
XT
EN
TS
O
F
PA
NE
L R
EP
LA
CE
ME
NT
SE
E N
OT
E 8
DA
TE
CIT
Y E
NG
INE
ER
AP
PR
OV
ED
FO
R P
UB
LIC
AT
ION
CIT
Y O
F G
IG H
AR
BO
R E
NG
INE
ER
ING
DIV
ISIO
N
DE
TA
IL N
O.
DE
TA
IL N
AM
E
TY
PIC
AL
PA
VE
ME
NT
RE
ST
OR
AT
ION
FO
R P
OR
OU
S A
SP
HA
LT
PA
VE
ME
NT
2-5
0
08
/16
NO
TE
S:
1. T
o be used only w
here abutting surfaces are
porous asphalt or as directed in w
riting by C
ity
of G
ig H
arbor. P
erm
eable roads m
ay be required
to be patched in an alternate m
aterial as
directed in w
riting by C
ity of G
ig H
arbor.
2. A
ll pavem
ent restoration w
ork shall also m
eet
the requirem
ents of the C
ity of G
ig H
arbor
Public W
orks standards. F
or any streets exem
pt
from
this policy, com
pliance w
ith notes 8 and 9
is not required, com
pliance w
ith note 12 is
required.
3. T
em
porary S
urface R
estoration:
Arterials, industrial areas and/or roads w
ith bus
traffic: T
em
porary patches shall be com
pacted and
leveled to a m
inim
um
of 3-inches of hot-m
ix asphalt
(H
MA
).
Residentials and alleys
: T
em
porary patches shall
be com
pacted and leveled to a m
inim
um
of 2-inches
of either H
MA
or cold-m
ix asphalt. T
em
porary
patches betw
een O
ctober 1st and M
arch 31st shall
be m
ade w
ith H
MA
unless otherw
ise approved.
4. A
ll perm
anent final patches shall be rectangular in
shape and constructed parallel and perpendicular to
the road centerline.
5. W
here existing pavem
ent defects are in close
proxim
ity to the new
cut, the C
ity Inspector m
ay
require additional pavem
ent rem
oval to elim
inate
the pavem
ent defect.
6. T
he final cut edge of paved surfaces shall be
sm
ooth and straight, consistent w
ith grinding or saw
cutting devices. N
o jagged, broken or underm
ined
edges are allow
ed. C
utting w
heel run-out beyond
the lim
its of the opening shall be filled in accordance
with W
SD
OT
S
tandard S
pecification 5-04.3(5)C
for
asphalt concrete surfaces. Joint sealant shall not
migrate beyond run-out areas.
7. F
inal com
paction of porous H
MA
shall m
eet A
PW
A
GS
P 5-04.3(10)A
G
eneral.
Isolated patches
: M
inim
um
1 test per patch up to
150 square feet, and 1 test required every
additional 300 square feet, thereafter.
Trench patches
: 1 test every 150 linear feet of
trench w
ith a m
inim
um
of 2 tests per trench.
T
esting shall be perform
ed by a certified
independent testing laboratory or certified tester, as
approved by the C
ity's Inspector. T
ests shall be
com
pleted and reports identifying the project
num
ber subm
itted to the C
ity's Inspector w
ithin 48
hours of test.
8. Longitudinal construction joints shall only be located
at the center or edge of affected lanes.
Roadw
ays 20 feet or less in w
idth and all alleys are
considered one-lane streets. N
on-arterial roadw
ays
greater than 20 feet in w
idth w
ith no traffic
channelization are considered tw
o-lane streets w
ith
one-lane either side of the centerline of the street.
N
on-arterial streets greater than 32 feet in w
idth
with no traffic channelization m
ay be considered
three lane streets upon prior approval from
the C
ity
Engineer.
9. T
ransverse construction joints term
inate at the edge
of the 2' cut back.
10. P
orous H
MA
and A
sphalt T
reated P
erm
eable B
ase
(A
TP
B) pavem
ent shall not be placed over C
DF
until
approved by the C
ity.
11. W
here geotextile fabric or geom
em
brane liner exist
under the perm
eable ballast, replace w
ith sam
e
material. A
dditional w
idth of excavation m
ay be
necessary to overlay fabric or liner. W
here a liner is
used to create a w
atertigtht barrier, repair per
manufacturer's specifications and to m
aintain a
watertight barrier.
12. If rem
aining pavem
ent adjacent to the patch is less
than 3' w
ide, rem
ove and replace asphalt concrete
pavem
ent to m
atch existing (m
inim
um
2").
13. A
ll pervious surfaces shall be vacuum
ed
im
mediately after com
pletion of saw
cutting to
prevent clogging.
CO
NS
TR
UC
TIO
N JO
IN
T,
SE
E N
OT
E 8
EX
IS
TIN
G P
OR
OU
S
AS
PH
AL
T
PR
OP
OS
ED
P
ER
ME
AB
LE
BA
LL
AS
T (M
AT
CH
E
XIS
TIN
G
PE
RM
EA
BL
E B
AL
LA
ST
TH
IC
KN
ES
S A
ND
G
RA
DA
TIO
N)
PO
RO
US
H
MA
PA
VE
ME
NT
P
G 7
0-2
2E
R,
SE
E T
AB
LE
1
AS
PH
AL
T T
RE
AT
ED
PE
RM
EA
BL
E B
AS
E (A
TP
B)
EX
IS
TIN
G A
TP
B
EX
IS
TIN
G
PE
RM
EA
BL
E B
AL
LA
ST
AR
TE
RIA
LS
&
IN
DU
ST
RIA
L A
RE
AS
RE
SID
EN
TIA
LS
A
ND
AL
LE
YS
PA
VE
ME
NT
R
EP
LA
CE
ME
NT
D
EP
TH
IN
C
UT
B
AC
K Z
ON
E
TA
BL
E 1
PE
R W
RIT
TE
N A
UT
HO
RIZ
AT
IO
N
ON
LY
MA
TC
H E
XIS
TIN
G, O
R 2
" P
OR
OU
S
HM
A O
VE
R 3
" A
TP
B,
WH
IC
HE
VE
R IS
G
RE
AT
ER
CU
T B
AC
K Z
ON
E
2' M
IN
. C
UT
B
AC
K O
VE
R
UN
DIS
TU
RB
ED
P
ER
ME
AB
LE
B
AL
LA
ST
DA
TE
CIT
Y E
NG
INE
ER
AP
PR
OV
ED
FO
R P
UB
LIC
AT
ION
CIT
Y O
F G
IG H
AR
BO
R E
NG
INE
ER
ING
DIV
ISIO
N
DE
TA
IL N
O.
DE
TA
IL N
AM
E
PE
RM
EA
BL
E R
OA
DW
AY
WIT
H IM
PE
RV
IOU
S S
IDE
WA
LK
2-5
1a
08
/16
1.
Pe
rm
ea
ble
ballast shall m
eet A
PW
A G
SP
4-04.2
Gravel B
ase
a
nd
9-03.9(2) P
erm
eable B
allast O
pt1
an
d sha
ll b
e insta
lled per A
PW
A G
SP
4-04.3(5)
Sh
ap
ing
an
d C
om
paction.
2.
Min
im
um
su
rface
longitudinal slope shall be 0.5%
.
3.
Ge
om
em
bran
e b
arrier shall provide an im
perm
eable
ba
rrie
r be
tw
ee
n standard and perm
eable section.
Ge
om
em
bran
e m
ay also be required at the should
er
sid
e o
f th
e ro
ad
. It shall be installed 1" below
finished
grad
e o
f su
rfacing
, as show
n. A
lternatively, the liner
sh
all fo
ld o
ver th
e perm
eable ballast a m
inim
um
o
f 6".
Ge
om
em
bran
e b
arrier seam
s shall overlap at least 18"
or per m
anufacturer's recom
mendations.
Geom
em
brane barrier shall extend the length of th
e
perm
eable section w
hen adjacent to standard
pavem
ent. S
ee S
td. P
lan 2-65.
4.
Geotextile to be provided w
hen recom
mended by
geotechnical professional and shall be required w
he
n
fines in native subgrade exceed 7%
on the #200
sieve.
5.
Geotextile for separation per W
SD
OT
9.33.2(1),
woven, T
able 3 and installed per W
SD
OT
2-12.3(1
).
6.
See S
td. P
lan 2-13 for m
inim
um
pavem
ent section
.
7.
Pe
rm
ea
ble
p
ave
me
nt su
rfacing
sh
all m
ee
t A
PW
A
GS
P 5
-0
4.3
C
on
stru
ctio
n R
eq
uirem
en
ts P
oro
us
Asp
ha
lt (P
HM
A/P
WM
A) A
cce
pta
nce
In
filtra
tio
n T
est
fo
r p
oro
us a
sp
ha
lt o
r 5
-0
6.3
(6
)A
Infiltra
tio
n R
ate
o
f th
e
Pla
ce
d P
ave
me
nt fo
r p
erviou
s co
ncre
te
.
8.
Pe
rm
ea
ble
b
alla
st m
ay b
e exte
nd
ed
u
nd
er cu
rb
a
nd
sid
ew
alk w
he
n a
pp
ro
ve
d, se
e S
td. P
la
n 2
-5
1b
.
0-2%
T
YP
.
SLO
PE
: 2%
(M
AX
)
CE
ME
NT
C
ON
CR
ET
E T
RA
FF
IC
C
UR
B,
SE
E S
TA
ND
AR
D P
LA
N 2
-2
0
(N
O G
UT
TE
R)
GE
OT
EX
TIL
E,
SE
E N
OT
E 4
PO
RO
US
H
MA
AS
PH
AL
T T
RE
AT
ED
P
ER
ME
AB
LE
B
AS
E
CO
NC
RE
TE
S
ID
EW
AL
K,
SE
E S
TD
. P
LA
N 2
-1
8
0-2%
T
YP
.
SLO
PE
: 2%
(M
AX
)
CE
ME
NT
C
ON
CR
ET
E T
RA
FF
IC
C
UR
B,
SE
E S
TA
ND
AR
D P
LA
N 2
-2
0 (N
O G
UT
TE
R)
GE
OT
EX
TIL
E,
SE
E N
OT
E 4
PR
EP
AR
E A
ND
P
RO
TE
CT
S
UB
GR
AD
E P
ER
A
PW
A G
SP
4-0
4.3
(5
) S
HA
PIN
G A
ND
C
OM
PA
CT
IO
N
GE
OM
EM
BR
AN
E B
AR
RIE
R (S
EE
NO
TE
3
) O
R C
ON
CR
ET
E B
AN
D
PE
R S
TD
. P
LA
N 2
-6
5
PE
RV
IO
US
C
ON
CR
ET
E
LE
VE
L
LE
VE
L
4" D
EP
TH
C
LE
AN
C
RU
SH
ED
B
AS
E
CO
UR
SE
P
ER
W
SD
OT
9
-0
3.9
(3
)
1'
1'
NO
TE
S:
PE
RM
EA
BL
E B
AL
LA
ST
GE
OM
EM
BR
AN
E B
AR
RIE
R (S
EE
NO
TE
3
) O
R C
ON
CR
ET
E B
AN
D
PE
R S
TD
. P
LA
N 2
-6
5
PE
RM
EA
BL
E B
AL
LA
ST
CO
NC
RE
TE
S
ID
EW
AL
K,
SE
E S
TD
. P
LA
N 2
-1
8
GE
OT
EX
TIL
E O
R G
EO
ME
MB
RA
NE
BA
RR
IE
R W
HE
N N
EE
DE
D, S
EE
N
OT
E 3
PR
EP
AR
E A
ND
P
RO
TE
CT
S
UB
GR
AD
E P
ER
A
PW
A G
SP
4-0
4.3
(5
) S
HA
PIN
G A
ND
C
OM
PA
CT
IO
N
NT
S
PE
RV
IO
US
CO
NC
RE
TE
NT
S
PO
RO
US
AS
PH
AL
T
1'
1'
ST
AN
DA
RD
P
AV
EM
EN
T L
AN
E
(IF
A
PP
LIC
AB
LE
)
BA
SE
C
OU
RS
E O
R
OT
HE
R S
UIT
AB
LE
F
IL
L
BA
SE
C
OU
RS
E O
R
OT
HE
R S
UIT
AB
LE
F
IL
L
ST
AN
DA
RD
P
AV
EM
EN
T L
AN
E
(IF
A
PP
LIC
AB
LE
)
EN
D G
EO
ME
MB
RA
NE
EN
D G
EO
ME
MB
RA
NE
EN
D G
EO
ME
MB
RA
NE
1'
4" D
EP
TH
C
LE
AN
C
RU
SH
ED
B
AS
E
CO
UR
SE
P
ER
W
SD
OT
9
-0
3.9
(3
)
GE
OT
EX
TIL
E O
R G
EO
ME
MB
RA
NE
BA
RR
IE
R W
HE
N N
EE
DE
D, S
EE
N
OT
E 3
EN
D G
EO
ME
MB
RA
NE
1'
DA
TE
CIT
Y E
NG
INE
ER
AP
PR
OV
ED
FO
R P
UB
LIC
AT
ION
CIT
Y O
F G
IG H
AR
BO
R E
NG
INE
ER
ING
DIV
ISIO
N
DE
TA
IL N
O.
DE
TA
IL N
AM
E
PE
RM
EA
BL
E R
OA
DW
AY
WIT
H P
ER
VIO
US
SID
EW
AL
K2
-51
b
08
/16
0-2%
T
YP
.
2%
(M
AX
)
CE
ME
NT
C
ON
CR
ET
E T
RA
FF
IC
C
UR
B,
SE
E S
TA
ND
AR
D P
LA
N 2
-2
0
(N
O G
UT
TE
R)
3/8
" E
XP
AN
SIO
N JO
IN
T
PE
RV
IO
US
C
ON
CR
ET
E
SID
EW
AL
K - S
EE
S
TD
. P
LA
N 2
-1
8
PE
RM
EA
BL
E P
AV
EM
EN
T
GE
OT
EX
TIL
E, S
EE
N
OT
E 4
LE
VE
L
2'
8" D
EP
TH
A
ME
ND
ED
S
OIL
(S
EE
N
OT
E 7
)
CE
ME
NT
C
ON
CR
ET
E T
RA
FF
IC
C
UR
B,
SE
E S
TA
ND
AR
D P
LA
N 2
-2
0
(N
O G
UT
TE
R)
GE
OT
EX
TIL
E,
SE
E N
OT
E 4
PR
EP
AR
E A
ND
P
RO
TE
CT
S
UB
GR
AD
E P
ER
A
PW
A
GS
P 4
-0
4.3
(5
) S
HA
PIN
G A
ND
C
OM
PA
CT
IO
N
GE
OM
EM
BR
AN
E B
AR
RIE
R (S
EE
N
OT
E 3
) O
R
CO
NC
RE
TE
B
AN
D P
ER
S
TD
. P
LA
N 2
-6
5
GE
OT
EX
TIL
E,
SE
E N
OT
E 4
PE
RV
IO
US
C
ON
CR
ET
E
SID
EW
AL
K - S
EE
S
TD
. P
LA
N 2
-1
8
PE
RM
EA
BL
E B
AL
LA
ST
- L
AY
ER
S M
AY
B
E
CO
NN
EC
TE
D
MIN
.6
" D
EP
TH
AM
EN
DE
D S
OIL
(S
EE
N
OT
E 7
)
2%
(M
AX
)
PE
RM
EA
BL
E P
AV
EM
EN
T
(S
EE
N
OT
E 6
)
LE
VE
L
2'
MIN
. 6
" D
EP
TH
AM
EN
DE
D S
OIL
(S
EE
N
OT
E 7
)
4" x 2
0" C
LE
AN
C
RU
SH
ED
BA
SE
C
OU
RS
E P
ER
W
SD
OT
9-0
3.9
(3
)
NO
TE
S:
1.
Pe
rm
ea
ble
b
alla
st sh
all m
ee
t A
PW
A G
SP
4
-0
4.2
G
ra
ve
l
Ba
se
a
nd
9
-0
3.9
(2
) P
erm
ea
ble
B
alla
st O
pt1
a
nd
sh
all b
e
in
sta
lle
d p
er A
PW
A G
SP
4
-0
4.3
(5
) S
ha
pin
g a
nd
Co
mp
actio
n.
2.M
in
im
um
su
rfa
ce
lo
ng
itu
din
al slo
pe
sh
all b
e 0
.5
%.
3.G
eo
me
mb
ra
ne
b
arrie
r sh
all p
ro
vid
e a
n im
pe
rm
ea
ble
ba
rrie
r b
etw
ee
n sta
nd
ard
a
nd
p
erm
ea
ble
se
ctio
n.
Ge
om
em
bra
ne
m
ay a
lso
b
e re
qu
ire
d a
t th
e sh
ou
ld
er sid
e
of th
e ro
ad
. It sh
all b
e in
sta
lle
d 1
" b
elo
w fin
ish
ed
g
ra
de
o
f
su
rfa
cin
g, a
s sh
ow
n. A
lte
rn
ative
ly, th
e lin
er sh
all fo
ld
ove
r th
e p
erm
ea
ble
b
alla
st a
m
in
im
um
o
f 6
".
Ge
om
em
bra
ne
b
arrie
r se
am
s sh
all o
ve
rla
p a
t le
ast 1
8" o
r
pe
r m
an
ufa
ctu
re
r's re
co
mm
en
da
tio
ns. G
eo
me
mb
ra
ne
ba
rrie
r sh
all e
xte
nd
th
e le
ng
th
o
f th
e p
erm
ea
ble
se
ctio
n
wh
en
a
dja
ce
nt to
sta
nd
ard
p
ave
me
nt. S
ee
S
td
. P
la
n
2-6
5.
4.G
eo
te
xtile
to
b
e p
ro
vid
ed
w
he
n re
co
mm
en
de
d b
y
ge
ote
ch
nica
l p
ro
fe
ssio
na
l a
nd
sh
all b
e re
qu
ire
d w
he
n
fin
es in
n
ative
su
bg
ra
de
e
xce
ed
7
% o
n th
e #
20
0 sie
ve
.
5.G
eo
te
xtile
fo
r se
pa
ra
tio
n p
er W
SD
OT
9
.3
3.2
(1
), w
ove
n,
Ta
ble
3
a
nd
in
sta
lle
d p
er W
SD
OT
2
-1
2.3
(1
). G
eo
te
xtile
un
de
r sid
ew
alk m
ay b
e sa
me
a
s u
nd
er ro
ad
o
r W
SD
OT
9.3
3.2
(1
), T
ab
le
s 1
a
nd
2
, n
on
wo
ve
n, m
od
era
te
su
rviva
bility.
6.S
ee
S
td
. P
la
n 2
-1
3 fo
r m
in
im
um
p
ave
me
nt se
ctio
n.
7.P
la
ntin
g strip
so
ils sh
all b
e p
er B
MP
L
61
3 (se
e S
WS
DM
Qu
an
tity D
esig
n D
eta
ils 7
.1
-7
.4
), if a
pp
lica
ble
; o
r sca
rify
or till su
bg
ra
de
to
3
-in
ch
d
ep
th
; p
la
ce
3
-in
ch
es o
f to
pso
il
on
su
rfa
ce
a
nd
till in
to
5
-in
ch
es o
f site
so
il. In
sta
ll
3-in
ch
es o
f a
rb
orist w
oo
d ch
ip
m
ulch
o
r a
s sp
ecifie
d o
n
pla
ns. T
op
so
il la
ye
r w
ith
a
m
in
im
um
o
rg
an
ic m
atte
r
co
nte
nt o
f 1
0%
d
ry w
eig
ht in
p
la
ntin
g b
ed
s, a
nd
5
% in
tu
rf a
re
as, a
nd
a
p
H fro
m 6
.0
to
8
.0
o
r m
atch
in
g th
e p
H
of th
e o
rig
in
al u
nd
istu
rb
ed
so
il.
8.P
erm
ea
ble
p
ave
me
nt su
rfa
cin
g sh
all m
ee
t A
PW
A G
SP
5-0
4.3
C
on
stru
ctio
n R
eq
uire
me
nts P
oro
us A
sp
ha
lt
(P
HM
A/P
WM
A) A
cce
pta
nce
In
filtra
tio
n T
est fo
r p
oro
us
asp
ha
lt o
r 5
-0
6.3
(6
)A
In
filtra
tio
n R
ate
o
f th
e P
la
ce
d
Pa
ve
me
nt fo
r p
ervio
us co
ncre
te
.
9.P
erm
ea
ble
b
alla
st m
ay b
e e
xte
nd
ed
u
nd
er cu
rb
a
nd
sid
ew
alk w
he
n a
pp
ro
ve
d.
NT
S
PR
EP
AR
E A
ND
P
RO
TE
CT
S
UB
GR
AD
E P
ER
A
PW
A
GS
P 4
-0
4.3
(5
) S
HA
PIN
G A
ND
C
OM
PA
CT
IO
N
4" x 2
0" C
LE
AN
C
RU
SH
ED
B
AS
E
CO
UR
SE
P
ER
W
SD
OT
9
-0
3.9
(3
)
PE
RM
EA
BL
E B
AL
LA
ST
PE
RM
EA
BL
E B
AL
LA
ST
1'
1'
ST
AN
DA
RD
P
AV
EM
EN
T L
AN
E
(IF
A
PP
LIC
AB
LE
)
ST
AN
DA
RD
P
AV
EM
EN
T L
AN
E
(IF
A
PP
LIC
AB
LE
)
GE
OM
EM
BR
AN
E B
AR
RIE
R (S
EE
N
OT
E 3
) O
R
CO
NC
RE
TE
B
AN
D P
ER
S
TD
. P
LA
N 2
-6
5
PE
RM
EA
BL
E
RO
AD
WA
Y W
IT
H
PL
AN
TIN
G S
TR
IP
AN
D P
ER
VIO
US
SID
EW
AL
K
NT
S
PE
RM
EA
BL
E
RO
AD
WA
Y W
IT
H
CO
MB
IN
AT
IO
N
PE
RV
IO
US
SID
EW
AL
K
LE
VE
L
LE
VE
L
1'
1'
EN
D G
EO
ME
MB
RA
NE
EN
D G
EO
ME
MB
RA
NE
0-2%
T
YP
.
2%
(M
AX
)
DA
TE
CIT
Y E
NG
INE
ER
AP
PR
OV
ED
FO
R P
UB
LIC
AT
ION
CIT
Y O
F G
IG H
AR
BO
R E
NG
INE
ER
ING
DIV
ISIO
N
DE
TA
IL N
O.
DE
TA
IL N
AM
E
PE
RM
EA
BL
E R
OA
DW
AY
WIT
H P
LA
NT
ING
ST
RIP
2-5
1c
08
/16
CO
NC
RE
TE
S
ID
EW
AL
K
SE
E S
TD
. P
LA
N 2
-4
7
0-2%
T
YP
.
2%
(M
AX
)
CE
ME
NT
C
ON
CR
ET
E T
RA
FF
IC
C
UR
B,
SE
E S
TA
ND
AR
D P
LA
N 2
-2
0 (N
O G
UT
TE
R)
GE
OM
EM
BR
AN
E B
AR
RIE
R
WH
EN
N
EE
DE
D S
EE
N
OT
E 3
GE
OT
EX
TIL
E, S
EE
N
OT
E 4
PR
EP
AR
E A
ND
P
RO
TE
CT
S
UB
GR
AD
E P
ER
A
PW
A G
SP
2-0
6.3
(3
) S
UB
GR
AD
E F
OR
P
ER
ME
AB
LE
P
AV
EM
EN
TS
GE
OM
EM
BR
AN
E B
AR
RIE
R (S
EE
NO
TE
3
) O
R C
ON
CR
ET
E B
AN
D
PE
R S
TD
. P
LA
N 2
-6
5
PO
RO
US
H
MA
AS
PH
AL
T T
RE
AT
ED
P
ER
ME
AB
LE
B
AS
E
CO
NC
RE
TE
S
ID
EW
AL
K
SE
E S
TD
. P
LA
N 2
-4
7
CE
ME
NT
C
ON
CR
ET
E T
RA
FF
IC
C
UR
B, S
EE
ST
AN
DA
RD
P
LA
N 2
-2
0 (N
O G
UT
TE
R)
GE
OT
EX
TIL
E, S
EE
N
OT
E 4
PR
EP
AR
E A
ND
P
RO
TE
CT
S
UB
GR
AD
E P
ER
A
PW
A G
SP
2-0
6.3
(3
) S
UB
GR
AD
E F
OR
P
ER
ME
AB
LE
P
AV
EM
EN
TS
GE
OM
EM
BR
AN
E B
AR
RIE
R (S
EE
N
OT
E 3
) O
R
CO
NC
RE
TE
B
AN
D P
ER
S
TD
. P
LA
N 2
-6
5
PE
RV
IO
US
C
ON
CR
ET
E
LE
VE
L
LE
VE
L
4" x 2
0" C
LE
AN
C
RU
SH
ED
B
AS
E
CO
UR
SE
P
ER
W
SD
OT
9
-0
3.9
(3
)
4" x 2
0" C
LE
AN
C
RU
SH
ED
B
AS
E
CO
UR
SE
P
ER
W
SD
OT
9
-0
3.9
(3
)
1'
1'
8" M
IN
. D
EP
TH
AM
EN
DE
D S
OIL
(S
EE
N
OT
E 7
)
8" M
IN
. D
EP
TH
A
ME
ND
ED
S
OIL
(S
EE
N
OT
E 7
)
NO
TE
S:
GE
OM
EM
BR
AN
E B
AR
RIE
R
WH
EN
N
EE
DE
D S
EE
N
OT
E 3
1'
1'
ST
AN
DA
RD
P
AV
EM
EN
T L
AN
E
(IF
A
PP
LIC
AB
LE
)
ST
AN
DA
RD
P
AV
EM
EN
T L
AN
E
(IF
A
PP
LIC
AB
LE
)
NT
S
PE
RV
IO
US
CO
NC
RE
TE
NT
S
PO
RO
US
AS
PH
AL
T
EN
D G
EO
ME
MB
RA
NE
EN
D G
EO
ME
MB
RA
NE
EN
D G
EO
ME
MB
RA
NE
EN
D G
EO
ME
MB
RA
NE
1.P
erm
ea
ble
b
alla
st sh
all m
ee
t A
PW
A G
SP
4
-0
4.2
Gra
ve
l B
ase
a
nd
9
-0
3.9
(2
) P
erm
ea
ble
B
alla
st
Op
t1
a
nd
sh
all b
e in
sta
lle
d p
er A
PW
A G
SP
4-0
4.3
(5
) S
ha
pin
g a
nd
C
om
pa
ctio
n.
2.M
in
im
um
su
rfa
ce
lo
ng
itu
din
al slo
pe
sh
all b
e 0
.5
%.
3.G
eo
me
mb
ra
ne
b
arrie
r sh
all p
ro
vid
e a
n
im
pe
rm
ea
ble
b
arrie
r b
etw
ee
n sta
nd
ard
a
nd
pe
rm
ea
ble
se
ctio
n. G
eo
me
mb
ra
ne
m
ay a
lso
b
e
re
qu
ire
d a
t th
e sh
ou
ld
er sid
e o
f th
e ro
ad
. It sh
all
be
in
sta
lle
d 1
" b
elo
w fin
ish
ed
g
ra
de
o
f su
rfa
cin
g,
as sh
ow
n. A
lte
rn
ative
ly, th
e lin
er sh
all fo
ld
o
ve
r
th
e p
erm
ea
ble
b
alla
st a
m
in
im
um
o
f 6
".
Ge
om
em
bra
ne
b
arrie
r se
am
s sh
all o
ve
rla
p a
t
le
ast 1
8" o
r p
er m
an
ufa
ctu
re
r's re
co
mm
en
da
tio
ns.
Ge
om
em
bra
ne
b
arrie
r sh
all e
xte
nd
th
e le
ng
th
o
f
th
e p
erm
ea
ble
se
ctio
n w
he
n a
dja
ce
nt to
sta
nd
ard
pa
ve
me
nt. S
ee
S
td
. P
la
n 2
-6
5.
4.G
eo
te
xtile
to
b
e p
ro
vid
ed
w
he
n re
co
mm
en
de
d b
y
ge
ote
ch
nica
l p
ro
fe
ssio
na
l a
nd
sh
all b
e re
qu
ire
d
wh
en
fin
es in
n
ative
su
bg
ra
de
e
xce
ed
7
% o
n th
e
#2
00
sie
ve
.
5.G
eo
te
xtile
fo
r se
pa
ra
tio
n p
er W
SD
OT
9
.3
3.2
(1
),
wo
ve
n, T
ab
le
3
a
nd
in
sta
lle
d p
er W
SD
OT
2-1
2.3
(1
). G
eo
te
xtile
u
nd
er sid
ew
alk m
ay b
e sa
me
as u
nd
er ro
ad
o
r W
SD
OT
9
.3
3.2
(1
), T
ab
le
s 1
a
nd
2, n
on
wo
ve
n, m
od
era
te
su
rviva
bility.
6.S
ee
S
td
. P
la
n 2
-1
3 fo
r m
in
im
um
p
ave
me
nt
se
ctio
n.
7.P
la
ntin
g strip
so
ils sh
all b
e p
er B
MP
L
61
3 (se
e
SW
SD
M Q
ua
ntity D
esig
n D
eta
ils 7
.1
-7
.4
), if
ap
plica
ble
; o
r sca
rify o
r till su
bg
ra
de
to
3
-in
ch
de
pth
; p
la
ce
3
-in
ch
es o
f to
pso
il o
n su
rfa
ce
a
nd
till
in
to
5
-in
ch
es o
f site
so
il. In
sta
ll 3
-in
ch
es o
f a
rb
orist
wo
od
ch
ip
m
ulch
o
r a
s sp
ecifie
d o
n p
la
ns. T
op
so
il
la
ye
r w
ith
a
m
in
im
um
o
rg
an
ic m
atte
r co
nte
nt o
f
10
% d
ry w
eig
ht in
p
la
ntin
g b
ed
s, a
nd
5
% in
tu
rf
are
as, a
nd
a
p
H fro
m 6
.0
to
8
.0
o
r m
atch
in
g th
e
pH
o
f th
e o
rig
in
al u
nd
istu
rb
ed
so
il.
8.P
erm
ea
ble
p
ave
me
nt su
rfa
cin
g sh
all m
ee
t A
PW
A
GS
P 5
-0
4.3
C
on
stru
ctio
n R
eq
uire
me
nts P
oro
us
Asp
ha
lt (P
HM
A/P
WM
A) A
cce
pta
nce
In
filtra
tio
n
Te
st fo
r p
oro
us a
sp
ha
lt o
r 5
-0
6.3
(6
)A
In
filtra
tio
n
Ra
te
o
f th
e P
la
ce
d P
ave
me
nt fo
r p
ervio
us
co
ncre
te
.
9.P
erm
ea
ble
b
alla
st m
ay b
e e
xte
nd
ed
u
nd
er cu
rb
an
d sid
ew
alk w
he
n a
pp
ro
ve
d, se
e S
td
. P
la
n
2-5
1b
.
0-2%
T
YP
.
2%
(M
AX
)
4" M
IN
. D
EP
TH
P
ER
ME
AB
LE
BA
LL
AS
T B
EL
OW
B
AS
E C
OU
RS
E
4" M
IN
. D
EP
TH
P
ER
ME
AB
LE
BA
LL
AS
T B
EL
OW
B
AS
E C
OU
RS
E
DA
TE
CIT
Y E
NG
INE
ER
AP
PR
OV
ED
FO
R P
UB
LIC
AT
ION
CIT
Y O
F G
IG H
AR
BO
R E
NG
INE
ER
ING
DIV
ISIO
N
DE
TA
IL N
O.
DE
TA
IL N
AM
E
PE
RV
IOU
S P
AR
KIN
G L
AN
ET
ER
RA
CE
D S
UB
GR
AD
E2
-52
08
/16
3%
(M
AX
.)
3%
(M
AX
.)
3%
<
F
IN
IS
H G
RA
DE
<
10%
VA
RIE
S
(1
2" M
AX
.)
NO
TE
S:
1.
For finish grade no steeper than 10%
.
2.
Geotextile to be provided betw
een native soil and perm
eable ballast w
hen recom
mended by geo
te
chn
ica
l p
ro
fe
ssio
na
l
and shall be required w
hen fines in native subgrade exceed 7%
on the #200 sieve.
3.
Geotextile for separation under roadw
ays shall be per W
SD
OT
9.33.2(1), w
oven, T
able 3 and in
sta
lle
d p
er W
SD
OT
2-12.3(1). G
eotextile under sidew
alk m
ay be sam
e as under road or W
SD
OT
9.33.2(1), T
ables 1
an
d 2
, n
on
wo
ven
,
mo
derate survivability.
4.
See S
td. P
lans 2-51a, b and c for perm
eable roadw
ay sections.
6.
See S
td. P
lans 2-48a and b for perm
eable sidew
alk sections.
VA
RIE
S
GE
OT
EX
TIL
E F
AB
RIC
(IF
R
EQ
UIR
ED
- S
EE
N
OT
E 2
)
1:1
M
AX
.
SL
OP
E
PE
RM
EA
BL
E P
AV
EM
EN
T
MIN
IM
UM
P
ER
ME
AB
LE
B
AL
LA
ST
DE
PT
H P
ER
P
LA
NS
PE
RM
EA
BL
E B
AL
LA
ST
DA
TE
CIT
Y E
NG
INE
ER
AP
PR
OV
ED
FO
R P
UB
LIC
AT
ION
CIT
Y O
F G
IG H
AR
BO
R E
NG
INE
ER
ING
DIV
ISIO
N
DE
TA
IL N
O.
DE
TA
IL N
AM
E
TR
EN
CH
DA
M2
-53
08
/16
NO
TE
S:
1.
Lo
catio
n o
n m
ains per plan sheet.
2.
Re
vie
w d
esign w
ith the C
ity for
utilities greater than 36 inches in
diam
eter.
3.
Fo
r service lines, install trench dam
s
at a
pproxim
ate back of w
alk w
here
utility se
rvices are installed beyond
th
e pe
rm
eable ballast section.
4.
Du
ctile
iron pipe shall be encased in
a p
olye
thylene sleeve, m
eeting the
re
qu
ire
ments of A
merican
Wate
rw
orks A
ssociation (A
WW
A).
12
" T
HIC
K B
EN
TO
NIT
E, C
DF
,
OR
O
TH
ER
M
AT
ER
IA
L A
S
AP
PR
OV
ED
B
Y E
NG
IN
EE
R
PIP
E B
ED
DIN
G Z
ON
E
UT
IL
IT
Y P
IP
E
12
" M
IN
. B
EY
ON
D P
IP
E
BE
DD
IN
G M
AT
ER
IA
L
(A
LL
E
DG
ES
)
TR
EN
CH
W
AL
L (T
YP
.)
TR
EN
CH
D
AM
UT
IL
IT
Y P
IP
E
12
"
12
"
A
A
PL
AN
NT
S
SE
CT
IO
N
NT
S
PE
RM
EA
BL
E P
AV
EM
EN
T
DA
TE
CIT
Y E
NG
INE
ER
AP
PR
OV
ED
FO
R P
UB
LIC
AT
ION
CIT
Y O
F G
IG H
AR
BO
R E
NG
INE
ER
ING
DIV
ISIO
N
DE
TA
IL N
O.
DE
TA
IL N
AM
E
OB
SE
RV
AT
ION
/MO
NIT
OR
ING
PO
RT
SF
OR
ST
OR
MW
AT
ER
FA
CIL
ITIE
S2
-54
08
/16
PV
C F
OO
T P
LA
TE
6" D
IA
P
ER
FO
RA
TE
D P
VC
P
IP
E
PE
R W
SD
OT
9
-0
5.2
(6
)
GR
AV
EL
B
AC
KF
IL
L F
OR
D
RY
WE
LL
S
PE
R W
SD
OT
9
-0
3.1
2(5
) O
R
AG
GR
EG
AT
E P
ER
W
SD
OT
9
-0
3.1
2(4
)
GR
AV
EL
B
AC
KF
IL
L F
OR
D
RA
IN
S
BE
NT
ON
IT
E O
R C
DF
12
" D
IA
P
VC
PIP
E, S
DR
3
5
6" D
IA
P
VC
P
IP
E, S
DR
3
5
12"
DEPTH AS SPECIFIED TO BOTTOM OF
PERVIOUS PAVEMENT SUBBASE
SECTION OR BIORETENTION SOIL MEDIA
OR AS SPECIFIED
CA
ST
IR
ON
F
RA
ME
, C
OV
ER
A
ND
C
ON
CR
ET
E
CO
LL
AR
P
ER
W
SD
OT
S
TA
ND
AR
D P
LA
N
B-8
5.4
0-0
0 W
IT
H L
ET
TE
RS
"M
P" O
N T
HE
CO
VE
R W
IT
H L
OC
KIN
G C
OV
ER
12
"
CO
NS
TR
UC
TIO
N G
EO
TE
XT
IL
E
BO
TT
OM
, S
ID
ES
A
ND
T
OP
PE
R W
SD
OT
9
-3
3.2
(1
) T
AB
LE
S
1 A
ND
2
6" W
AT
ER
Q
UA
LIT
Y
TR
EA
TM
EN
T L
AY
ER
O
R 1
8" O
F
SU
IT
AB
LE
N
AT
IV
E S
OIL
FO
R P
ER
VIO
US
P
AV
EM
EN
T
FIN
IS
HE
D G
RA
DE
CE
ME
NT
C
ON
CR
ET
E
CO
LL
AR
(N
OT
R
EQ
UIR
ED
IN
N
ON
-T
RA
FF
IC
A
RE
AS
)
IN
VE
RT
E
LE
V P
ER
P
LA
N
PR
EP
AR
ED
S
UB
GR
AD
E
TH
RE
AD
ED
P
LU
G
PA
VE
ME
NT
S
EC
TIO
N /
SU
RF
AC
IN
G P
ER
P
LA
N
℄
DA
TE
CIT
Y E
NG
INE
ER
AP
PR
OV
ED
FO
R P
UB
LIC
AT
ION
CIT
Y O
F G
IG H
AR
BO
R E
NG
INE
ER
ING
DIV
ISIO
N
DE
TA
IL N
O.
DE
TA
IL N
AM
E
BIO
RE
TE
NT
ION
2-5
5a
8/1
6
18
" M
IN
. B
IO
RE
TE
NT
IO
N S
OIL
ME
DIA
(B
SM
) T
HIC
KN
ES
S T
O
EX
TE
ND
T
O T
OP
O
F P
ON
DIN
G
DE
PT
H
OV
ER
FL
OW
S
TR
UC
TU
RE
, P
ER
SW
SD
M Q
UA
NT
IT
Y D
ES
IG
N
DE
TA
IL
S 2
6.2
U
NL
ES
S
SP
EC
IF
IE
D O
TH
ER
WIS
E. R
IM
SE
T A
T T
OP
O
F P
ON
DIN
G.
SE
E N
OT
E 9
.
CE
ME
NT
T
RA
FF
IC
CU
RB
A
ND
GU
TT
ER
NO
TE
S:
1.
Se
e S
td
. P
lan
s 2
-57a and b for plan view
. S
ee S
td. P
lan 2-56 for transition zone requirem
ents.
2.
24-inch
m
in
im
um
required w
here adjacent to parking.
3.
Avoid
com
pactio
n of existing subgrade below
facility.
4.
Sca
rify sub
grade
3-inches m
inim
um
before bioretention soil m
edia installation.
5.
Pla
ntin
gs pe
r S
td
. P
lan 2-66 and plans.
6.
Pla
ntin
gs ad
jace
nt to parking shall be selected and spaced to allow
pedestrian access to vehicles.
7.
Sizing
a
nd
d
esign of facility per V
olum
e III S
ection 3.4 of the S
WS
DM
.
8.
Fre
eb
oa
rd d
ep
th varies (2-inches or 6-inches) d
epending upon size of drainage area. F
or freeboard, ponding a
nd
ove
rflo
w d
ep
th
, se
e V
olu
me III se
ctio
n 3
.4
of the
S
WS
DM
.
9.
Ove
rflo
w typ
e d
epends on project design. S
ee S
WS
DM
Q
uantity D
esign D
etails 26.2. A
lternate overflow
type
m
ay b
e a
llo
we
d.
10.
Sid
e slo
pe
s ste
eper than 3:1 m
ay be approved if overall facility depth is less than 3 feet from
top of m
ulch to to
p o
f fa
cility.
11.
In
le
t e
leva
tion
to
be above freeboard elevation.
SE
E N
OT
ES
3
A
ND
4
TR
AN
SIT
IO
N Z
ON
E,
SE
E N
OT
E 1
TR
AN
SIT
IO
N Z
ON
E,
SE
E N
OT
E 1
2" T
O 4
" D
EP
TH
A
RB
OR
IS
T
WO
OD
C
HIP
M
UL
CH
O
N S
ID
E
SL
OP
ES
A
ND
B
OT
TO
M
MA
X S
ID
E S
LO
PE
3
:1
18
" O
R 2
4" M
IN
SE
E N
OT
ES
1
A
ND
2
TO
P O
F B
AN
K
EL
EV
AT
IO
N
6"
SID
EW
ALK
AD
JA
CE
NT
S
LO
PE
WIT
H P
LA
NT
IN
GS
1"
BS
M B
OT
TO
M
WID
TH
VA
RIE
S, 1
' M
IN
3
1
18
" M
IN
SE
E N
OT
E 1
2%
MA
X.
PO
ND
IN
G D
EP
TH
12
" M
AX
.
2%
MA
X.
FR
EE
BO
AR
D,
SE
E N
OT
E 8
ST
RE
ET
DA
TE
CIT
Y E
NG
INE
ER
AP
PR
OV
ED
FO
R P
UB
LIC
AT
ION
CIT
Y O
F G
IG H
AR
BO
R E
NG
INE
ER
ING
DIV
ISIO
N
DE
TA
IL N
O.
DE
TA
IL N
AM
E
BIO
RE
TE
NT
ION
WIT
HU
ND
ER
DR
AIN
2-5
5b
08
/16
U
ND
ER
DR
AIN
BE
DD
IN
G, 1
8" M
IN
. O
R
WH
EN
M
EE
TIN
G S
WM
M
MIN
. R
EQ
. #
5, F
UL
L
BO
TT
OM
W
ID
TH
A
ND
LE
NG
TH
6" M
IN
.
UN
DE
RD
RA
IN
B
ED
DIN
G,
SE
E N
OT
E 1
2
UNDERDRAIN PIPE, 6" MIN. Ø
SL
OT
TE
D P
VC
P
ER
A
ST
M
D1
78
5 S
CH
4
0. S
LO
TS
P
ER
SW
SD
M. S
LO
PE
P
IP
E A
T 0
.5
%
MIN
. U
NL
ES
S O
TH
ER
WIS
E
SP
EC
IF
IE
D
18
" M
IN
.
NO
TE
S:
1.
Se
e S
td
. P
lan
s 2-5
7a and b for plan view
. S
ee S
td. P
lan 2-56 for
tra
nsition
zon
e re
quirem
ents.
2.
24
-inch
m
inim
um
required w
here adjacent to parkin
g.
3.
Avoid com
pa
ction
of existing subgrade below
facility.
4.
Sca
rify sub
gra
de
3-inches m
inim
um
before bioretention soil m
edia installation.
5.
Pla
ntin
gs pe
r S
td
. P
lan 2-66 and plans.
6.
Pla
ntin
gs ad
ja
cen
t to parking shall be selected and spaced to allow
pedestrian access to vehicles.
7.
Sizing a
nd
d
esign of facility per V
olum
e III S
ection 3.4 of the S
WS
DM
.
8.
Fre
ebo
ard de
pth
varies (2-inches or 6-inches) dep
ending upon size of drainage area. F
or freeboard, ponding and
o
ve
rflo
w d
ep
th
, see
V
olu
me
III S
ectio
n 3
.4
of the
S
WS
DM
.
9.
Overflo
w type d
ep
ends on project design. S
ee S
WS
DM
Q
uantity D
esign D
etails 26.2. A
lternate overflow
type m
ay b
e a
llo
we
d.
10
.S
id
e slo
pe
s ste
epe
r than 3:1 m
ay be approved if overall facility depth is less than 3 feet from
top of m
ulch to top
o
f fa
cility.
11
.In
le
t e
leva
tion
to
be
above freeboard elevation.
12
.U
nd
erdra
in
b
ed
din
g per W
SD
OT
9-03.12(4) G
ravel B
ackfill for D
rains.
18
" M
IN
. B
IO
RE
TE
NT
IO
N S
OIL
ME
DIA
(B
SM
) T
HIC
KN
ES
S T
O
EX
TE
ND
T
O T
OP
O
F P
ON
DIN
G
DE
PT
H
OV
ER
FL
OW
S
TR
UC
TU
RE
, P
ER
ST
D. P
LA
N S
WS
DM
Q
UA
NT
IT
Y
DE
SIG
N D
ET
AIL
S 2
6.2
U
NL
ES
S
SP
EC
IF
IE
D O
TH
ER
WIS
E. R
IM
SE
T A
T T
OP
O
F P
ON
DIN
G.
SE
E N
OT
E 9
.
CE
ME
NT
T
RA
FF
IC
CU
RB
A
ND
GU
TT
ER
SE
E N
OT
ES
3
A
ND
4
TR
AN
SIT
IO
N Z
ON
E,
SE
E N
OT
E 1
TR
AN
SIT
IO
N Z
ON
E,
SE
E N
OT
E 1
2" T
O 4
" D
EP
TH
A
RB
OR
IS
T
WO
OD
C
HIP
M
UL
CH
O
N S
ID
E
SL
OP
ES
A
ND
B
OT
TO
M
MA
X S
ID
E S
LO
PE
3
:1
18
" O
R 2
4" M
IN
SE
E N
OT
ES
1
A
ND
2
TO
P O
F B
AN
K
EL
EV
AT
IO
N
6"
SID
EW
ALK
AD
JA
CE
NT
S
LO
PE
WIT
H P
LA
NT
IN
GS
1"
BS
M B
OT
TO
M
WID
TH
VA
RIE
S, 1
' M
IN
3
1
18
" M
IN
SE
E N
OT
E 1
2%
MA
X.
PO
ND
IN
G D
EP
TH
12
" M
AX
.
2%
MA
X.
FR
EE
BO
AR
D,
SE
E N
OT
E 8
6" M
IN
.
ST
RE
ET
DA
TE
CIT
Y E
NG
INE
ER
AP
PR
OV
ED
FO
R P
UB
LIC
AT
ION
CIT
Y O
F G
IG H
AR
BO
R E
NG
INE
ER
ING
DIV
ISIO
N
DE
TA
IL N
O.
DE
TA
IL N
AM
E
BIO
RE
TE
NT
ION
WIT
H L
INE
RA
ND
UN
DE
RD
RA
IN2
-55
c
08
/16
18
" M
IN
. B
IO
RE
TE
NT
IO
N S
OIL
M
ED
IA
(B
SM
) T
HIC
KN
ES
S T
O E
XT
EN
D T
O
TO
P O
F P
ON
DIN
G D
EP
TH
OV
ER
FL
OW
S
TR
UC
TU
RE
, P
ER
S
TD
. P
LA
N
SW
SD
M Q
UA
NT
IT
Y D
ES
IG
N D
ET
AIL
S 2
6.2
UN
LE
SS
S
PE
CIF
IE
D O
TH
ER
WIS
E.
RIM
S
ET
A
T T
OP
O
F P
ON
DIN
G. S
EE
N
OT
E 1
2.
TO
P O
F B
AN
K
EL
EV
AT
IO
N
CE
ME
NT
T
RA
FF
IC
C
UR
B
AN
D G
UT
TE
R
6"
AD
JA
CE
NT
S
LO
PE
WIT
H P
LA
NT
IN
GS
BS
M B
OT
TO
M W
ID
TH
VA
RIE
S, 1
' M
IN
PO
ND
IN
G D
EP
TH
12
" M
AX
.
FR
EE
BO
AR
D
NO
TE
S:
1.
Se
e S
td
. P
la
ns 2-57 and b for plan view
. S
ee S
td. P
lan
2-5
6 for transition
zone requirem
ents.
2.
24
-inch
m
in
im
um
required w
here adjacent to parking.
3.
Ge
om
em
bran
e liner per S
WS
DM
and shall be P
VC
with a
m
in
im
um
th
ickness of 30 m
ils and in accordance
with A
ST
M D
71
76
. S
eam
s shall be w
aterproof. Liner to
cre
ate a w
ate
rtig
ht installation to top of freeboard.
Pre
pa
re
subg
ra
de
for liner per E
ngineer. Liner
sp
ecification
m
ay vary based on site conditions.
4.
Pe
ne
tratio
ns thro
ugh facility liner shall be w
atertight
an
d sha
ll preve
nt p
referential flow
into utility trenches
(e
.g. w
ate
r stop, tre
nch block, or trench collar), as
ap
pro
priate.
5.
Provide geotextile under P
VC
liner to protect liner fro
m
sharp rocks if recom
mended by liner m
anufacturer.
Geotextile per liner m
anufacturer.
6.
Liner secured at top and/or keyed per m
anufacture
r. A
ll
seam
s to be sealed and w
aterproof per m
anufacturer
and all penetrations to be booted. Liner shall be
installed and seam
ed to create a w
atertight installa
tio
n
to top of freeboard.
7.
Plantings per S
td. P
lan 2-66 and plans.
8.
Plantings adjacent to parking shall be selected and
spaced to allow
pedestrian access to vehicles.
9.
Sizing and design of facility per V
olum
e III S
ection
3.4
of the S
WS
DM
.
10.
Fre
eb
oa
rd
d
ep
th va
rie
s (2
-in
ch
es o
r 6
-in
ch
es)
dep
en
din
g u
po
n size
o
f d
ra
in
ag
e a
re
a. F
or fre
eb
oa
rd
,
po
nd
in
g a
nd
o
verflow
d
ep
th
, se
e S
WS
DM
B
MP
L
630
.
11.
Un
de
rd
ra
in
b
ed
din
g p
er W
SD
OT
9
-0
3.1
2(4
) G
ra
ve
l
Ba
ckfill fo
r D
ra
in
s.
12.
Ove
rflo
w typ
e d
ep
en
ds on
p
ro
je
ct d
esig
n. S
ee
S
WS
DM
Qu
atity D
esig
n D
eta
ils 2
6.2
. A
lte
rn
ate
o
ve
rflo
w typ
e
ma
y b
e a
llo
we
d.
13.
Side
slo
pe
s ste
ep
er th
an
3
:1
m
ay b
e a
pp
ro
ved
if o
ve
ra
ll
fa
cility d
epth
is le
ss th
an
3
fe
et fro
m to
p o
f m
ulch
to
to
p
of fa
cility.
14.
In
le
t e
le
va
tio
n to b
e a
bo
ve
fre
eb
oard e
le
va
tio
n.
WID
TH
VA
RIE
S
18
" M
IN
.
6" M
IN
.
UN
DE
RD
RA
IN
B
ED
DIN
G,
SE
E N
OT
E 1
1
UNDERDRAIN PIPE, 6" MIN. Ø SLOTTED
PV
C P
ER
A
ST
M D
17
85
S
CH
4
0. S
LO
TS
PE
R S
WS
DM
. S
LO
PE
P
IP
E A
T 0
.5
% M
IN
UN
LE
SS
O
TH
ER
WIS
E S
PE
CIF
IE
D
18
" O
R 2
4" M
IN
SE
E N
OT
ES
1
A
ND
2
SID
EW
ALK
1"
ST
RE
ET
TR
AN
SIT
IO
N Z
ON
E, S
EE
N
OT
E 1
IN
ST
AL
L L
IN
ER
T
O C
RE
AT
E A
WA
TE
RT
IG
HT
IN
ST
AL
LA
TIO
N P
ER
MA
NU
FA
CT
UR
ER
'S
R
EQ
UIR
EM
EN
TS
.
SE
E N
OT
E 3
.
TR
AN
SIT
IO
N Z
ON
E, S
EE
N
OT
E 1
2 T
O 4
" D
EP
TH
A
RB
OR
IS
T W
OO
D C
HIP
MU
LC
H O
N S
ID
E S
LO
PE
S A
ND
B
OT
TO
M
6"
18
" O
R 2
4" M
IN
SE
E N
OT
E 1
LIN
ER
K
EY
P
ER
M
AN
UF
AC
TU
RE
R'S
RE
CO
MM
EN
DA
TIO
NS
(T
YP
), K
EY
SH
AL
L N
OT
U
ND
ER
MIN
E E
XIS
TIN
G
IN
FR
AS
TR
UC
TU
RE
A
S A
PP
LIC
AB
LE
OP
TIO
NA
L G
EO
TE
XT
IL
E B
EL
OW
L
IN
ER
SE
E N
OT
E 5
.
6" M
IN
. (E
AC
H S
ID
E)
UN
DIS
TU
RB
ED
N
AT
IV
E S
UB
GR
AD
E
2%
MA
X.
2%
MA
X.
1
3
SE
E N
OT
E 1
0
DA
TE
CIT
Y E
NG
INE
ER
AP
PR
OV
ED
FO
R P
UB
LIC
AT
ION
CIT
Y O
F G
IG H
AR
BO
R E
NG
INE
ER
ING
DIV
ISIO
N
DE
TA
IL N
O.
DE
TA
IL N
AM
E
TR
AN
SIT
ION
ZO
NE
SE
CT
ION
S2
-56
08
/16
18
" O
R 2
4" M
IN
.
SE
E N
OT
E 3
ST
RE
ET
TO
P O
F B
AN
K
EL
EV
AT
IO
N
CO
NC
RE
TE
C
UR
B
2%
6"
NT
S
TO
P O
F
FR
EE
BO
AR
D
TO
P O
F P
ON
DIN
G
NO
TE
S:
1.
1-inch
g
ra
de
ch
an
ge from
edge of sidew
alk, curb and/or other
ha
rd surfa
ce.
2.
2%
m
ax. slo
pe
fo
r shoulder / level area.
3.
Shou
ld
er / leve
l area w
idth to be 24-inches m
inim
um
w
hen
adjace
nt to
drivew
ay, on street parking or driving
surface w
ith
flu
sh
o
r n
o curb. P
lantings adjacent to parking sh
all be
se
le
cte
d a
nd sp
aced to allow
access to vehicles.
4.
Com
pa
ct transition
zone soil to 90%
m
ax. m
odifie
d proctor
den
sity (A
ST
M D
1557).
5.
Tran
sition
zo
ne
soil shall be per V
olum
e III S
ection
3.1 of the
SW
SD
M (E
cology B
MP
T
5.13) option 2 or 4 (S
WS
DM
Qua
ntity D
esig
n D
etails 34.2 and 34.4) as applicable or per
No
te
6
.
6.
Soil a
me
ndm
en
t: scarify or till subgrade to 3-inch
depth. P
lace
3-inch
es o
f top
so
il on surface and till into 5-inche
s of site soil.
In
stall 3-inch
es w
oodchip m
ulch or as specified o
n plans.
Sca
rification
do
es not apply to lined facilities. T
opsoil shall
ha
ve
a
m
in
im
um
organic m
atter content of 10%
d
ry w
eight in
plan
ting
be
ds, a
nd
5%
in turf areas and a pH
from
6.0 to 8.0 or
matching the
pH
o
f the original undisturbed soil.
7.
18
" m
inim
um
bio
retention soil m
edia (B
SM
) to top of ponding
dep
th.
8.
See S
td. P
la
n 2-55
a, b, and c for bioretention cross sections
and
S
td. P
lan
s 2
-5
7a and b for plan view
s.
9.
See S
td. P
la
n 2-60
for curb cuts or S
td. P
lan 2-61
for trench
drain
inle
ts.
10
.F
or fa
cilities w
ith liners, provide liner anchor per
man
ufacturer's recom
mendations, see S
td. P
lan 2-55c.
TR
AN
SIT
IO
N Z
ON
E S
OIL
,
SE
E N
OT
E 5
BIO
RE
TE
NT
IO
N
SO
IL
M
ED
IA
(B
SM
) S
EE
NO
TE
7
NT
S
BIO
RE
TE
NT
IO
N S
OIL
M
ED
IA
(B
SM
) S
EE
N
OT
E 7
1"
TR
AN
SIT
IO
N Z
ON
E S
OIL
, S
EE
NO
TE
5
2" T
O 4
" D
EP
TH
A
RB
OR
IS
T W
OO
D
CH
IP
M
UL
CH
18
" O
R 2
4" M
IN
SE
E N
OT
E 3
2 T
O 4
" D
EP
TH
A
RB
OR
IS
T W
OO
D
CH
IP
M
UL
CH
TO
P O
F
FR
EE
BO
AR
D
SID
EW
AL
K, D
RIV
EW
AY
OR
D
RIV
IN
G S
UR
FA
CE
TO
P O
F
PO
ND
IN
G
2%
1"
SL
OP
ED
B
IO
RE
TE
NT
IO
N A
DJA
CE
NT
T
O S
ID
EW
AL
K, D
RIV
EW
AY
OR
D
RIV
IN
G S
UR
FA
CE
W
IT
H N
O O
R F
LU
SH
C
UR
B
SL
OP
ED
B
IO
RE
TE
NT
IO
N
SE
CT
IO
N A
DJA
CE
NT
T
O C
UR
B
DA
TE
CIT
Y E
NG
INE
ER
AP
PR
OV
ED
FO
R P
UB
LIC
AT
ION
CIT
Y O
F G
IG H
AR
BO
R E
NG
INE
ER
ING
DIV
ISIO
N
DE
TA
IL N
O.
DE
TA
IL N
AM
E
BIO
RE
TE
NT
ION
WIT
H S
LO
PE
DS
IDE
S, C
ON
ST
AN
T B
OT
TO
M W
IDT
H2
-57
a
08
/16
WIDTH VARIES
SEE PLANS
FA
CIL
IT
Y (L
EN
GT
H V
AR
IE
S)
A
A
NO
TE
S:
1.
Plan
tin
gs pe
r S
td
. P
lan 2-66 and plans.
2.
Lo
catio
n, dista
nce
betw
een curb cuts, and num
ber of
cu
rb
cu
ts va
ry w
ith facility length and road slope.
Se
e pla
n for loca
tion.
3.
In
let a
nd
o
verflow
elevation per plans.
4.
Free
bo
ard de
pth va
ries (2-inches to 6-inches)
de
pe
nd
ing
up
on
size of drainage area. S
ee V
olum
e III
Se
ctio
n 3
.4
of th
e S
WS
DM
. F
reeboard depth per plans.
5.
We
irs or te
rracin
g m
ay also be used, see plans.
6.
Se
e S
td. P
lan
2
-5
6 for transition zone beyond top of
fa
cility.
7.
Se
e S
td. P
lan
s 2
-5
5a, b and c for section view
.
TO
P O
F P
ON
DIN
G W
AT
ER
S
UR
FA
CE
= O
VE
RL
OW
E
LE
VA
TIO
N.
VA
RIE
S
SE
E N
OT
E 2
NT
S
SE
CT
IO
N A
-A
NT
S
PL
AN
CU
RB
C
UT
P
ER
ST
D. P
LA
N 2
-6
0
FA
CE
O
F C
UR
B
CE
NT
ER
LIN
E O
F
FA
CIL
IT
Y
CU
RB
C
UT
P
ER
S
TD
. P
LA
N 2
-6
0 (IF
RE
QU
IR
ED
)
SID
EW
AL
K
ST
RE
ET
TO
P O
F F
AC
IL
IT
Y
(T
YP
)
BO
TT
OM
O
F F
AC
IL
IT
Y
(T
YP
)
BO
TT
OM
W
ID
TH
IS
C
ON
ST
AN
T
SE
E P
LA
NS
F
OR
S
LO
PE
. S
LO
PE
IS
S
IM
IL
AR
TO
/ M
AT
CH
ES
L
ON
GIT
UD
IN
AL
S
LO
PE
O
F
TH
E R
OA
D. M
AX
B
OT
TO
M S
LO
PE
3
%
MA
X 1
(T
YP
)
3
2" O
R 6
" M
IN
F
RE
EB
OA
RD
,
SE
E N
OT
E 4
(T
YP
)
1 M
AX
(T
YP
)
3
BO
TT
OM
O
F F
AC
IL
IT
Y
TO
P O
F F
AC
IL
IT
Y
ST
RE
ET
G
RA
DE
PL
AN
TE
R V
EG
ET
AT
IO
N P
ER
PL
AN
S A
ND
P
LA
NT
IN
G
GU
ID
AN
CE
P
ER
S
TD
. P
LA
N 2
-6
6
OV
ER
FL
OW
S
TR
UC
TU
RE
PE
R S
WS
DM
Q
UA
NT
IT
Y
DE
SIG
N D
ET
AIL
2
6.2
IF
SH
OW
N O
N P
LA
N
DA
TE
CIT
Y E
NG
INE
ER
AP
PR
OV
ED
FO
R P
UB
LIC
AT
ION
CIT
Y O
F G
IG H
AR
BO
R E
NG
INE
ER
ING
DIV
ISIO
N
DE
TA
IL N
O.
DE
TA
IL N
AM
E
BIO
RE
TE
NT
ION
WIT
H S
LO
PE
DS
IDE
S, V
AR
YIN
G B
OT
TO
M W
IDT
H2
-57
b
08
/16
NO
TE
S:
1.
Pla
ntin
gs p
er S
td. P
lan 2-66 and plans.
2.
Lo
catio
n, distan
ce betw
een curb cuts, and num
ber
of curb
cuts vary w
ith facility length and road slope.
Pro
vid
e a
m
inim
um
one curb cut per facility. S
ee
pla
n for lo
catio
n.
3.
In
le
t and
ove
rflow
elevation per plans.
4.
Fre
eb
oa
rd d
ep
th
varies (2-inches to 6-inches)
de
pe
nding
u
po
n size of drainage area. S
ee
Vo
lum
e III S
ection 3.4 of the S
WS
DM
. F
reeboard
de
pth pe
r p
lan
s.
5.
See
S
td. P
la
n 2
-56 for transition zone beyond top
of fa
cility.
6.
Weirs o
r terracing m
ay also be used, see plans.
7.
See
S
td. P
la
ns 2
-55a, b and c for section view
.
WIDTH VARIES,
SEE PLANS
FA
CIL
IT
Y (L
EN
GT
H V
AR
IE
S)
SID
EW
AL
K
NT
S
PL
AN
ST
RE
ET
ST
RE
ET
G
RA
DE
A
CU
RB
C
UT
P
ER
ST
D. P
LA
N 2
-6
0
FA
CE
O
F C
UR
B
CE
NT
ER
LIN
E O
F
FA
CIL
IT
Y
CU
RB
C
UT
P
ER
ST
D. P
LA
N 2
-6
0 (IF
RE
QU
IR
ED
)
TO
P O
F F
AC
IL
IT
Y
(T
YP
)
BO
TT
OM
O
F
FA
CIL
IT
Y (T
YP
)
BO
TT
OM
W
ID
TH
VA
RIE
S
A
TO
P O
F P
ON
DIN
G W
AT
ER
S
UR
FA
CE
=
OV
ER
FL
OW
E
LE
VA
TIO
N. S
EE
N
OT
E 3
.
MA
X 1
(T
YP
)
3
2" O
R 6
" M
IN
F
RE
EB
OA
RD
,
SE
E N
OT
E 4
(T
YP
)
1 M
AX
(T
YP
)
3
BO
TT
OM
O
F F
AC
IL
IT
Y, L
EV
EL
TO
P O
F F
AC
IL
IT
Y
SE
E N
OT
E 2
VA
RIE
S
NT
S
SE
CT
IO
N A
-A
OV
ER
FL
OW
S
TR
UC
TU
RE
PE
R S
WS
DM
Q
UA
NT
IT
Y
DE
SIG
N D
ET
AIL
2
6.2
IF
SH
OW
N O
N P
LA
N
PL
AN
TE
R V
EG
ET
AT
IO
N P
ER
PL
AN
S A
ND
P
LA
NT
IN
G
GU
ID
AN
CE
P
ER
S
TD
. P
LA
N
2-6
6
DA
TE
CIT
Y E
NG
INE
ER
AP
PR
OV
ED
FO
R P
UB
LIC
AT
ION
CIT
Y O
F G
IG H
AR
BO
R E
NG
INE
ER
ING
DIV
ISIO
N
DE
TA
IL N
O.
DE
TA
IL N
AM
E
CU
RB
BU
LB
OU
T W
ITH
SL
OP
ED
SID
ES
BIO
RE
TE
NT
ION
2-5
8
08
/16
NO
TE
S:
1.
Existing and proposed utility lines shall be located out of facility unless otherw
ise
approved by E
ngineer.
2.
Abandoned utilities w
ithin footprint of facility shall be rem
oved as needed. C
oordinate w
ith
utility provider and E
ngineer.
3.
Curb bulbout w
idth and street w
idth varies w
ith street type (e.g. arterial vs. residential).
Maxim
um
w
idths and lengths to be determ
ined by C
ity based on street.
4.
See S
tandard P
lans 2-55a, 2-55
b, 2-55c for section.
5.
Overflow
structure per S
WS
DM
Q
uantity D
esign D
etails 26.2, if show
n on plans. B
oth
curb cuts m
ay be inlets if show
n on plans and alternate overflow
is provided.
TO
P O
F F
AC
IL
IT
Y
BO
TT
OM
O
F F
AC
IL
IT
Y
(S
HA
PE
V
AR
IE
S - S
EE
PL
AN
S)
NT
S
PL
AN
R=
15
' (T
YP
)
IN
LE
T - B
UL
BO
UT
CU
RB
C
UT
P
ER
S
TD
.
PL
AN
2
-5
9
CE
ME
NT
C
ON
C T
RA
FF
IC
CU
RB
&
G
UT
TE
R P
ER
ST
D. P
LA
N 2
-2
0
OP
TIO
NA
L IN
LE
T C
UR
B C
UT
&
CO
BB
LE
S P
ER
S
TD
. P
LA
N 2
-6
0,
2-6
2
SID
EW
AL
K
ST
RE
ET
IN
FL
OW
OU
TF
LO
W
OU
TL
ET
- B
UL
BO
UT
CU
RB
C
UT
P
ER
S
TD
.
PL
AN
2
-5
9
R=
15
' (T
YP
)
PL
AN
TE
R V
EG
ET
AT
IO
N P
ER
LA
ND
SC
AP
E P
LA
NS
&
P
LA
NT
IN
G
GU
ID
AN
CE
P
ER
S
TD
. P
LA
N 2
-6
6
LE
NG
TH
V
AR
IE
S, S
EE
N
OT
E 3
CO
BB
LE
S P
ER
ST
D. P
LA
N 2
-5
9
BU
LB
OU
T W
ID
TH
VA
RIE
S,
SE
E N
OT
E 3
ST
RE
ET
W
ID
TH
VA
RIE
S,
SE
E N
OT
E 3
18
"
18
"
DA
TE
CIT
Y E
NG
INE
ER
AP
PR
OV
ED
FO
R P
UB
LIC
AT
ION
CIT
Y O
F G
IG H
AR
BO
R E
NG
INE
ER
ING
DIV
ISIO
N
DE
TA
IL N
O.
DE
TA
IL N
AM
E
Bu
lbo
ut
(in
line
) C
urb
Cu
t2
-59
08
/16
4" (M
IN
)
CO
NC
RE
TE
GU
TT
ER
E
XT
EN
SIO
N
12
"
12
"
SE
E N
OT
E 1
12
"
12
" S
EE
NO
TE
1
2%
12
"
6"
6"
GU
TT
ER
CU
RB
R
ET
UR
N
CO
NC
RE
TE
CU
RB
&
G
UT
TE
R
PE
R S
TD
. P
LA
N
2-2
0
SU
BG
RA
DE
TO
P O
F C
UR
B,
SE
E N
OT
E 1
PT
P
ER
P
LA
N
4" T
HIC
K
CO
NC
RE
TE
GU
TT
ER
EX
TE
NS
IO
N
CO
NC
RE
TE
C
UR
B &
G
UT
TE
R
PE
R S
TD
. P
LA
N 2
-2
0
RA
DIU
S O
F C
UR
B
BU
LB
P
ER
P
LA
N
OU
TL
ET
- D
EP
RE
SS
C
UR
B 1
" A
T
IN
TE
RF
AC
E B
ET
WE
EN
G
UT
TE
R
AN
D G
UT
TE
R E
XT
EN
SIO
N
EX
TE
ND
C
OB
BL
ES
A
T
18
" W
ID
TH
T
O B
OT
TO
M
OF
F
AC
IL
IT
Y
RA
DIU
S O
F C
UR
B
BU
LB
P
ER
P
LA
N
GU
TT
ER
E
LE
VP
C P
ER
P
LA
N
IN
LE
T D
EP
RE
SS
C
UR
B 1
"
AT
IN
TE
RF
AC
E B
ET
WE
EN
GU
TT
ER
A
ND
C
ON
CR
ET
E
PA
D
CO
NC
RE
TE
C
UR
B &
G
UT
TE
R
PE
R S
TD
. P
LA
N 2
-2
0
4" T
HIC
K C
ON
CR
ET
E
GU
TT
ER
E
XT
EN
SIO
N
8" M
IN
. D
EP
TH
C
OB
BL
ES
(T
YP
)
SE
E N
OT
E 3
A A
NT
S
NT
S
NT
S
NO
TE
S:
1.
Ta
pe
r cu
rb
h
eigh
t fro
m to
p o
f cu
rb
to to
p
of co
ncre
te
gu
tte
r e
xte
nsio
n.
2.
Se
e C
ity o
f G
ig H
arb
or P
ub
lic W
orks
sta
nd
ard
s for lim
its of re
sto
ra
tio
n o
n
existin
g ro
ad
ways.
3.
Co
bb
le
s sh
all b
e 6
" co
bb
le
s p
er W
SD
OT
9-0
3.1
1(2
).
4.
Se
e S
td
. P
la
n 2
-5
8fo
r cu
rb
b
ulb
w
ith
bio
re
te
ntio
n.
5.
Typ
e 1
fo
r tra
ffic flo
w fro
m b
ulb
ou
t
to
wa
rd
sta
nd
ard ro
ad
se
ctio
n. T
yp
e 2
fo
r
tra
ffic flo
w fro
m sta
nd
ard
ro
ad
se
ctio
n
to
wa
rd
b
ulb
ou
t.
6.
Pa
ve
men
t m
arkin
g m
ay b
e re
qu
ire
d pe
r
City o
f G
ig
H
arb
or P
ub
lic W
orks.
2%
CU
RB
O
PE
NIN
G T
YP
E 2
PL
AN
V
IE
W
SE
CT
IO
N A
-A
CU
RB
O
PE
NIN
G T
YP
E 1
PL
AN
V
IE
W
TO
P O
F
MU
LC
H
BIO
RE
TE
NT
IO
N
FA
CIL
IT
Y
ST
RE
ET
ST
RE
ET
(3
) R
AIS
ED
P
AV
EM
EN
T M
AR
KE
RS
(R
EF
LE
CT
IV
E
WH
IT
E) E
Q. S
PA
CE
D IN
D
IR
EC
TIO
N O
F T
RA
VE
L
AN
D C
EN
TE
RE
D IN
G
UT
TE
R P
AN
6"
MIN
.
ST
RE
ET
G
UT
TE
R
SL
OP
E 1
.0
% M
IN
.
DA
TE
CIT
Y E
NG
INE
ER
AP
PR
OV
ED
FO
R P
UB
LIC
AT
ION
CIT
Y O
F G
IG H
AR
BO
R E
NG
INE
ER
ING
DIV
ISIO
N
DE
TA
IL N
O.
DE
TA
IL N
AM
E
CU
RB
CU
T F
OR
FA
CIL
ITY
WIT
HG
RA
DE
D S
IDE
SL
OP
ES
2-6
0
08
/16
12
"
12
" M
IN
.
TO
1
8" M
AX
.
SE
E N
OT
E 1
12
"
6" (T
YP
)
6"
(T
YP
)
NT
S
IN
LE
T C
UR
B C
UT
O
PE
NIN
G
MA
TC
H
EX
IS
TIN
G
6
"
1
2
"
A
A
1
2
"
1
2
"
3
'
M
I
N
.
B
B
1
2
"
M
I
N
.
T
O
1
8
"
M
A
X
.
MA
TC
H E
X.
CR
OS
S
SL
OP
E
NT
S
NT
S
SE
CT
IO
N A
-A
SE
CT
IO
N B
-B
CO
BB
LE
S P
ER
NO
TE
2
6
"
6
"
ST
RE
ET
MO
DIF
IE
D C
ON
C C
UR
B &
GU
TT
ER
P
ER
S
TD
. P
LA
N 2
-2
0
CO
NC
RE
TE
C
UR
B &
GU
TT
ER
P
ER
S
TD
.
PL
AN
2
-2
0
TO
P O
F C
UR
B
GU
TT
ER
L
IN
E
GU
TT
ER
S
LO
PE
GU
TT
ER
S
LO
PE
TO
P O
F C
UR
B
GU
TT
ER
L
IN
E
NO
TE
S:
1.
For curb cu
ts in
to
b
io
re
ten
tio
n se
e S
WS
DM
B
MP
L
63
0.
2.
Cobb
le
s sh
all b
e 6
" co
bb
les p
er W
SD
OT
9
-0
3.1
1(2
). C
ob
ble p
ad
to
be 8
" th
ick b
y th
e w
id
th o
f th
e co
ncre
te
p
ad
p
lu
s 6
in
ch
es o
n e
ithe
r
side (w
id
th 2
4" m
in
. to
3
0" m
ax.) fo
r 1
2" fro
m o
pe
nin
g th
en
ta
pe
r to
12" w
id
e.
TO
P O
F B
AN
K
EL
EV
AT
IO
N
CO
BB
LE
S, S
EE
N
OT
E 2
DE
PR
ES
S G
UT
TE
R 1
"
2'
MO
DIF
IE
D C
ON
C C
UR
B
& G
UT
TE
R
BO
TT
OM
4" C
ST
C
SE
E S
TD
.
PL
AN
2
-1
8
TY
PIC
AL
G
UT
TE
R E
LE
VA
TIO
N
FL
OW
L
IN
E R
EF
ER
EN
CE
LO
CA
TIO
N
ST
RE
ET
6"
6"
6"
6"
6"
DE
PR
ES
S G
UT
TE
R 1
"
AT
O
PE
NIN
G
6" (T
YP
)
PR
OV
ID
E 2
" M
IN
. T
OT
AL
E
LE
VA
TIO
N
DIF
FE
RE
NC
E F
RO
M T
YP
IC
AL
GU
TT
ER
E
LE
VA
TIO
N T
O T
OP
O
F
RO
CK
A
T E
ND
O
F C
ON
CR
ET
E P
AD
6
"
GR
AD
E B
RE
AK
F
OR
D
EP
RE
SS
IO
N (T
YP
.)
CO
MP
AC
T B
IO
RE
TE
NT
IO
N S
OIL
M
IX
UN
DE
R C
OB
BL
ES
T
O 9
0%
M
AX
.
MO
DIF
IE
D P
RO
CT
OR
D
EN
SIT
Y (A
ST
M
D1
55
7)
DA
TE
CIT
Y E
NG
INE
ER
AP
PR
OV
ED
FO
R P
UB
LIC
AT
ION
CIT
Y O
F G
IG H
AR
BO
R E
NG
INE
ER
ING
DIV
ISIO
N
DE
TA
IL N
O.
DE
TA
IL N
AM
E
INL
ET
TR
EN
CH
DR
AIN
INT
OS
LO
PE
D F
AC
ILIT
Y2
-61
08
/16
FLO
W
1"
SH
EL
F
A*
B*
C*
22
" M
IN
30
" M
IN
12
"
6"
6"
12
"
12
"
6"
1%
MA
TC
H E
X C
UR
B
& G
UT
TE
R
2%
18
"S
ID
EW
AL
K
A*
TR
EN
CH
W
ID
TH
B*
GR
AT
E W
ID
TH
C*
FR
AM
E W
ID
TH
10
"
*T
RE
NC
H G
RA
TIN
G D
IM
EN
SIO
NS
1.
Ma
xim
um
g
ra
te
h
ole
w
id
th
(o
pen
)
1
4
". G
ra
te
sh
all b
e U
rb
an
Acce
sso
rie
s 1
2"x1
8" title
w
ave
tre
nch g
ra
te
a
nd
1
2" w
id
e
typ
e "S
" p
ed
estria
n d
uty tre
nch
g
ra
te
fra
me
, o
r a
pp
ro
ve
d
equ
al.
2.
Grate
fin
ish
sh
all b
e ra
w o
r p
ow
de
r co
ate
d to
a
ch
ie
ve
a
minim
um
co
efficie
nt o
f frictio
n o
f 0.6
0. U
se
o
f p
ow
de
r
co
atin
g a
nd
co
lo
r in
p
ub
lic rig
ht o
f w
ay sh
all b
e a
pp
ro
ved
in
writin
g b
y th
e C
ity o
f G
ig
H
arb
or.
11
7
8
"1
2
1
8
"
B B
A
A
PLA
N
SE
CT
IO
N A
-A
GR
AT
IN
G &
F
RA
ME
SE
CT
IO
N B
-B
NT
S
NT
S
NT
S
NT
S
1
-
1
-
SID
EW
AL
K
12
" M
IN
., S
LO
PE
C
ON
CR
ET
E
TR
OU
GH
E
DG
E T
O M
AT
CH
FIN
IS
HE
D G
RA
DE
CO
BB
LE
S S
HA
LL
B
E
6" C
OB
BL
ES
P
ER
WS
DO
T 9
-0
3.1
1(2
)
SID
EW
AL
K
TO
P O
F
IN
LE
T
CH
AN
NE
L
WA
LL
SL
OP
E G
UT
TE
R
LIN
E T
OW
AR
D
TR
EN
CH
OP
EN
IN
G, 1
2"
EIT
HE
R S
ID
E
ST
RE
ET
P
AV
EM
EN
T
CE
ME
NT
C
ON
CR
ET
E
TR
AF
FIC
C
UR
B A
ND
GU
TT
ER
M
AT
CH
E
X.
GR
AT
E
MA
TC
H S
ID
EW
AL
K S
LO
PE
FA
CIL
IT
Y S
ID
E S
LO
PE
CO
BB
LE
S (1
2" D
EP
TH
)
FA
CIL
IT
Y B
OT
TO
M
CO
MP
AC
TE
D
SU
BG
RA
DE
MO
NO
LIT
HIC
P
OU
R
EX
PA
NS
IO
N JO
IN
T
EA
CH
S
ID
E (T
YP
)
TO
P O
F C
UR
B
IN
LE
T C
HA
NN
EL
WA
LL
S
CO
NC
RE
TE
P
AD
(D
EP
TH
PE
R S
EC
TIO
N A
-A
)
12
"X
18
" G
RA
TE
(B
OL
T IN
PL
AC
E), S
EE
T
AB
LE
B
EL
OW
TO
P O
F G
RA
TE
=T
OP
O
F C
UR
B
FR
AM
E
5/1
6" A
LL
EN
WR
EN
CH
B
OL
TS
,
FL
US
H
GR
AT
E
#3
X2
" R
EB
AR
1
8"
O.C
., W
EL
D A
LL
AR
OU
ND
ST
RE
ET
18
" T
RA
NS
IT
IO
N Z
ON
E, S
EE
ST
D. P
LA
N 2
-5
6
CU
RB
O
PE
NIN
G,
SE
E S
EC
TIO
N B
-B
AN
D S
TD
. P
LA
N 2
-6
0
FO
R G
RA
DIN
G A
T
CU
RB
L
IN
E
12
"
12
"
CO
NC
RE
TE
P
AD
1
2" B
EY
ON
D
GR
AT
E A
T S
AM
E S
LO
PE
A
S
SID
E W
AL
LS
1" M
IN
.
DR
OP
24
"
1/8" ± GAP
NO
TE
S:
CE
ME
NT
C
ON
CR
ET
E
TR
AF
FIC
C
UR
B A
ND
GU
TT
ER
. S
EE
S
TD
.
PL
AN
2
-2
0
DA
TE
CIT
Y E
NG
INE
ER
AP
PR
OV
ED
FO
R P
UB
LIC
AT
ION
CIT
Y O
F G
IG H
AR
BO
R E
NG
INE
ER
ING
DIV
ISIO
N
DE
TA
IL N
O.
DE
TA
IL N
AM
E
ST
OR
MW
AT
ER
SE
DIM
EN
T F
OR
EB
AY
WIT
H C
ON
CR
ET
E T
HR
OU
GH
2-6
2
08
/16
FL
OW
12
" M
IN
.
AA
PL
AN
NT
S
BO
TT
OM
O
F F
AC
IL
IT
Y
CU
RB
&
G
UT
TE
R P
ER
S
TD
.
PL
AN
2
-2
0 (T
YP
)
SL
OP
E C
ON
CR
ET
E C
UR
B
AN
D T
RO
UG
H
ST
RE
ET
NO
TE
S:
1.
If sed
im
ent fore
ba
y depth is greater than 12", use
WS
DO
T C
on
crete
Inlet S
td. P
lan B
-25.60-00 w
ith
fra
me
an
d van
ed
grate.
6"
2%
ST
RE
ET
TR
OU
GH
C
ON
CR
ET
E C
UR
B
HE
IG
HT
V
AR
IE
S (7
" A
T
GU
TT
ER
, 4
" A
T B
OT
TO
M O
F
FA
CIL
IT
Y)
FA
CIL
IT
Y S
ID
E S
LO
PE
6" M
IN
.
LE
VE
L A
RE
A
4"
6" T
HIC
K C
ON
CR
ET
E
SE
DIM
EN
T F
OR
EB
AY
, S
EE
NO
TE
1
.
12
"
MIN
.
CO
NC
RE
TE
S
ED
IM
EN
T
FO
RE
BA
Y, S
EE
N
OT
E 1
.
6" M
IN
. L
EV
EL
A
RE
A
2%
2%
WID
TH
PE
R
PL
AN
FA
CIL
IT
Y
BO
TT
OM
A
RE
A
12
"
MIN
.
SL
OP
E
WID
TH
V
AR
IE
S
6" (T
YP
)
SE
CT
IO
N A
-A
NT
S
6" M
IN
S
UM
P,
S
EE
N
OT
E 1
CU
RB
C
UT
P
ER
ST
D. P
LA
N 2
-6
0
DE
PR
ES
S G
UT
TE
R
1" A
T O
PE
NIN
G
6" (T
YP
)
FA
CIL
IT
Y
BO
TT
OM
(S
AM
E
EL
EV
AT
IO
N)
PR
OV
ID
E C
ON
ST
AN
T S
LO
PE
IN
T
RO
UG
H F
RO
M G
UT
TE
R
TO
B
OT
TO
M O
F S
LO
PE
DE
SIG
N W
AT
ER
SU
RF
AC
E (M
US
T B
E
LO
WE
R T
HA
N C
UR
B
CU
T E
LE
VA
TIO
N)
R=
3/4
" (T
YP
)
CO
MP
AC
T S
UB
GR
AD
E U
ND
ER
TR
OU
GH
A
ND
F
OR
EB
AY
T
O 9
0 -
95
% M
AX
. M
OD
IF
IE
D P
RO
CT
OR
DE
NS
IT
Y (A
ST
M D
15
57
)
DA
TE
CIT
Y E
NG
INE
ER
AP
PR
OV
ED
FO
R P
UB
LIC
AT
ION
CIT
Y O
F G
IG H
AR
BO
R E
NG
INE
ER
ING
DIV
ISIO
N
DE
TA
IL N
O.
DE
TA
IL N
AM
E
PR
ES
ET
TL
ING
CE
LL
WIT
H P
IPE
OR
CU
RB
CU
T2
-63
08
/16
SE
CT
IO
N A
-A
(E
NL
AR
GE
ME
NT
)
MA
TC
H B
OT
TO
M
WID
TH
O
F F
AC
IL
IT
Y
SE
CT
IO
N 1
2" M
IN
SE
CT
IO
N B
-B
(E
NL
AR
GE
ME
NT
)
12" MIN
COBBLES
12"± EACH SIDE
MA
TC
H B
OT
TO
M
WID
TH
O
F F
AC
IL
IT
Y
SE
CT
IO
N 1
2" M
IN
6"±
24"±
SE
CT
IO
N C
-C
(E
NL
AR
GE
ME
NT
)
2.5
" M
IN
12"
PR
EC
AS
T C
ON
CR
ET
E P
AD
S
EC
TIO
N
PR
EC
AS
T C
ON
CR
ET
E P
AD
P
LA
N
30
"
12"±
PL
AN
PIP
E F
RO
M C
B (IF
SH
OW
N O
N P
LA
NS
)
24"±
PR
EC
AS
T C
ON
CR
ET
E
PA
D, S
EE
N
OT
E 3
ST
AR
T O
F B
OT
TO
M
OF
F
AC
IL
IT
Y
CU
RB
C
UT
P
ER
ST
D P
LA
N 2
-6
0
12"±
CO
BB
LE
S (T
YP
),
SE
E N
OT
E 2
FL
OW
BIO
RE
TE
NT
IO
N
CE
LL
S
EC
TIO
N P
ER
PL
AN
PIP
E D
IS
CH
AR
GE
(5
) 1
-M
AN
B
OU
LD
ER
S
PE
R W
SD
OT
9
-0
3.1
1(3
)
IN
LE
T P
IP
E
(IF
S
HO
WN
ON
P
LA
NS
)
PR
EC
AS
T C
ON
CR
ET
E P
AD
8" M
IN
. D
EP
TH
C
OB
BL
ES
BE
LO
W P
RE
CA
ST
C
ON
CR
ET
E
PA
D
BO
UL
DE
R (T
YP
)
GE
OT
EX
TIL
E, S
EE
N
OT
E 1
BE
VE
L E
ND
OF
P
IP
E
PIP
E IE
P
ER
PL
AN
S
CO
MP
AC
T B
IO
RE
TE
NT
IO
N
SO
IL
T
O 9
0%
-9
5%
M
AX
MO
DIF
IE
D P
RO
CT
OR
DE
NS
IT
Y (A
ST
M D
15
57
)
UN
DE
R C
ON
CR
ET
E P
AD
AN
D B
OU
LD
ER
S
GE
OT
EX
TIL
E,
SE
E N
OT
E 1
DE
PR
ES
SE
D IN
DE
NT
AT
IO
NS
DE
PR
ES
SE
D IN
DE
NT
AT
IO
NS
FO
RM
ED
F
RO
M 4
"-6
" C
OB
BL
ES
(T
YP
)
IN
LE
T P
IP
E (IF
S
HO
WN
ON
P
LA
NS
)
PR
EC
AS
T C
ON
CR
ET
E P
AD
,
DE
PR
ES
S S
LIG
HT
LY
B
EL
OW
AD
JA
CE
NT
C
OB
BL
ES
PL
AN
TIN
GS
P
ER
LA
ND
SC
AP
E P
LA
NS
GE
OT
EX
TIL
E,
SE
E N
OT
E 1
CO
MP
AC
T B
IO
RE
TE
NT
IO
N
SO
IL
T
O 9
0%
-9
5%
M
AX
.
MO
DIF
IE
D P
RO
CT
OR
DE
NS
IT
Y (A
ST
M D
15
57
)
UN
DE
R C
ON
CR
ET
E P
AD
AB
CC
AB
TO
P O
F F
AC
IL
IT
Y
NT
S
ST
RE
ET
NT
S
NT
S
NT
S
NT
S
NT
S
CU
RB
&
GU
TT
ER
PR
ES
ET
TL
IN
G
ZO
NE
NO
TE
S:
1.
Geo
textile
sh
all be
non-w
oven, m
oderate survivability per W
SD
OT
9-33.2(1), T
ables 1 and 2.
2.
Cobb
les sh
all b
e 6
" cobbles per W
SD
OT
9-03.11(2).
3.
Purch
ase
d con
crete pad w
ith dim
ensions of sim
ilar size m
ay be used.
PR
ES
ET
TL
IN
G
ZO
NE
O
F C
EL
L
ST
AR
T O
F
BO
TT
OM
O
F
CE
LL
12"±
3" P
IP
E E
XT
EN
SIO
N O
N C
ON
CR
ET
E P
AD
CO
BB
LE
S S
HA
LL
B
E 6
"
CO
BB
LE
S P
ER
W
SD
OT
9-0
3.1
1(2
). C
OB
BL
E
PA
D T
O B
E 8
" T
HIC
K
BY
T
HE
W
ID
TH
O
F T
HE
CU
RB
O
PE
NIN
G P
LU
S
6 IN
CH
ES
O
N E
IT
HE
R
SID
E (W
ID
TH
2
4" M
IN
.
TO
3
0" M
AX
.) F
OR
1
2"
FR
OM
O
PE
NIN
G T
HE
N
TA
PE
R T
O 1
2" W
ID
E.
DA
TE
CIT
Y E
NG
INE
ER
AP
PR
OV
ED
FO
R P
UB
LIC
AT
ION
CIT
Y O
F G
IG H
AR
BO
R E
NG
INE
ER
ING
DIV
ISIO
N
DE
TA
IL N
O.
DE
TA
IL N
AM
E
PE
RM
EA
BL
E P
AV
EM
EN
T O
VE
RF
LO
WIN
FIL
TR
AT
ION
GA
LL
ER
Y2
-64
08
/16
3
1
3
1
3
1
2'
MIN
.
4.0
'
MIN
.
AD
JA
CE
NT
LA
ND
SC
AP
E
AR
EA
S O
R
SID
EW
AL
K
CU
RB
-C
UT
OP
EN
IN
G
A
A
PL
AN
NT
S
SE
CT
IO
N A
-A
NT
S
3
1
2'-0
" M
IN
.
SE
E N
OT
E 6
CU
RB
C
UT
P
ER
ST
D. P
LA
N 2
-6
0
4" S
TR
EA
MB
ED
C
OB
BL
ES
P
ER
W
SD
OT
9-0
3.1
1(2
), 6
" M
IN
. T
HIC
KN
ES
S
4" S
TR
EA
MB
ED
CO
BB
LE
S P
ER
W
SD
OT
9-0
3.1
1(2
)
PE
RM
EA
BL
E
PA
VE
ME
NT
PE
RM
EA
BL
E
BA
LL
AS
T
NO
TE
S:
1.
Ove
rflo
w in
filtra
tio
n ga
lle
ry m
ay b
e u
se
d a
dja
ce
nt to
lo
w
points in
p
erm
ea
ble
p
ave
me
nts.
2.
Dim
ensio
ns sho
wn
a
re
m
in
im
um
s. D
esig
n co
nd
itio
ns m
ay
warra
nt la
rg
er d
im
en
sio
ns.
3.
Loca
tio
n a
nd
sp
acin
g o
f o
ve
rflow
in
filtra
tio
n g
alle
ry p
er
plans.
4.
See S
td
. P
lan
2
-6
0 fo
r cu
rb
cu
t.
5.
See V
olu
me
III S
ectio
n 3
.5
o
f th
e S
WS
DM
(E
co
lo
gy B
MP
T5.1
5) a
nd
S
td
. P
la
ns 2
-5
1a
, b
, c fo
r p
erm
ea
ble
p
ave
me
nts.
6.
For u
se
in p
la
nte
r strip
s, m
in
im
um
b
otto
m w
id
th
m
ay b
e
adju
sted
to 1
.5
fe
et if n
ee
ded
.
MA
TC
H
EX
IS
TIN
G
PE
RM
EA
BL
E
PA
VE
ME
NT
6" M
IN
.
DE
PT
H
PR
OV
ID
E 3
" M
IN
IM
UM
PE
RM
EA
BL
E B
AL
LA
ST
UN
DE
R C
UR
B
3
1
DA
TE
CIT
Y E
NG
INE
ER
AP
PR
OV
ED
FO
R P
UB
LIC
AT
ION
CIT
Y O
F G
IG H
AR
BO
R E
NG
INE
ER
ING
DIV
ISIO
N
DE
TA
IL N
O.
DE
TA
IL N
AM
E
GR
EE
N S
TO
RM
WA
TE
RIN
FR
AS
TR
UC
TU
RE
ED
GE
TR
EA
TM
EN
TS
2-6
5
08
/16
PE
RM
EA
BL
E
PA
VE
ME
NT
SE
CT
IO
N
IM
PE
RM
EA
BL
E
PA
VE
ME
NT
SE
CT
IO
N
1'
2" (M
IN
) E
MB
ED
ME
NT
B
EL
OW
AD
JA
CE
NT
IM
PE
RM
EA
BL
E
PA
VE
ME
NT
B
AS
E
FL
US
H
SU
RF
AC
ES
EX
TE
ND
T
O B
OT
TO
M O
F P
ER
ME
AB
LE
BA
LL
AS
T, S
EE
N
OT
E 1
CO
NC
RE
TE
B
AN
D B
ET
WE
EN
P
AV
EM
EN
T T
YP
ES
NT
S
CO
NC
RE
TE
B
AN
D A
T L
AN
DS
CA
PE
NT
S
PE
RM
EA
BL
E O
R
IM
PE
RM
EA
BL
E
SE
CT
IO
N EX
TE
ND
T
O
BO
TT
OM
O
F
PE
RM
EA
BL
E
BA
LL
AS
T, S
EE
NO
TE
1
CO
NC
RE
TE
B
AN
D S
LO
PE
T
O M
AT
CH
R
OA
D S
LO
PE
RA
IS
ED
P
AV
EM
EN
T M
AR
KE
R M
AY
B
E R
EQ
UIR
ED
DE
PR
ES
S L
AN
DS
CA
PE
1
" N
EX
T
TO
C
ON
CR
ET
E B
AN
D
1'
8"
1
1
1. W
he
n u
se
d a
s a
visu
al se
pa
ra
tio
n o
r to
sta
bilize
su
rfa
cin
g m
ate
ria
l, e
dg
e tre
atm
en
t is n
ot re
qu
ire
d to
exte
nd
m
ore
th
an
1
2 in
ch
es b
elo
w to
p o
f w
ea
rin
g co
urse
un
le
ss th
e p
erm
ea
ble
p
ave
me
nt se
ctio
n is a
dja
ce
nt to
a
sta
nd
ard
p
ave
me
nt se
ctio
n. W
he
n p
erm
ea
ble
p
ave
me
nt
is a
dja
ce
nt to
a
sta
nd
ard
p
ave
me
nt se
ctio
n, e
dg
e
tre
atm
en
t sh
all e
xte
nd
to
th
e b
otto
m o
f th
e p
erm
ea
ble
pa
ve
me
nt se
ctio
n o
r 2
in
ch
es b
elo
w th
e im
pe
rm
ea
ble
pa
ve
me
nt se
ctio
n, w
hich
eve
r is d
ee
pe
r a
nd
a
s a
pp
ro
ve
d
by th
e g
eo
te
ch
nica
l e
ng
in
ee
r.
W
he
n u
se
d a
s a
b
arrie
r to
la
te
ra
l w
ate
r flo
w, e
dg
e
tre
atm
en
t d
ep
th
sh
all b
e 1
2 in
ch
es m
in
im
um
o
r to
th
e
bo
tto
m o
f th
e p
erm
ea
ble
p
ave
me
nt se
ctio
n, w
hich
eve
r is
de
ep
er o
r d
ee
pe
r a
s re
co
mm
en
de
d b
y th
e g
eo
te
ch
nica
l
en
gin
ee
r.
2. E
xp
an
sio
n jo
in
t in
b
an
d sp
ace
d @
1
5' m
ax.
3. G
eo
me
mb
ra
ne
b
arrie
r sh
all p
ro
vid
e a
n im
pe
rm
ea
ble
ba
rrie
r b
etw
ee
n sta
nd
ard
a
nd
p
erm
ea
ble
se
ctio
n. It sh
all
be
in
sta
lle
d 1
" b
elo
w fin
ish
ed
g
ra
de
o
f su
rfa
cin
g, a
s
sh
ow
n. A
lte
rn
ative
ly, th
e lin
er sh
all fo
ld
o
ve
r th
e
pe
rm
ea
ble
b
alla
st a
m
in
im
um
o
f 6
" o
r fu
rth
er if
re
co
mm
en
de
d b
y th
e g
eo
te
ch
nica
l e
ng
in
ee
r.
Ge
om
em
bra
ne
b
arrie
r se
am
s sh
all o
ve
rla
p a
t le
ast 1
8"
or p
er m
an
ufa
ctu
re
r's re
co
mm
en
da
tio
ns. G
eo
me
mb
ra
ne
ba
rrie
r sh
all e
xte
nd
th
e lin
ea
r le
ng
th
o
f th
e p
erm
ea
ble
se
ctio
n w
he
n a
dja
ce
nt to
sta
nd
ard
p
ave
me
nt.
4.
Ge
ote
xtile
fo
r se
pa
ra
tio
n p
er W
SD
OT
9
.3
3.2
(1
), w
ove
n,
Ta
ble
3
.
5.
All jo
in
ts sh
all b
e cle
an
ed
a
nd
e
dg
ed
. E
xte
rn
al e
dg
es
sh
all b
e 1
/2
" ra
diu
s. In
te
rn
al jo
in
ts sh
all b
e 1
/2
" ra
diu
s.
6.
All e
xp
an
sio
n jo
in
ts sh
all b
e fu
ll d
ep
th
w
ith
3
/8
"
pre
mo
ld
ed
jo
in
t fille
r.
7.
All so
ft a
nd
yie
ld
in
g fo
un
da
tio
n m
ate
ria
l b
en
ea
th
b
an
d
sh
all b
e re
mo
ve
d a
nd
re
pla
ce
d w
ith
cru
sh
ed
su
rfa
cin
g
to
p co
urse
(C
ST
C) p
er W
SD
OT
S
ectio
n 9
-0
3.9
(3
).
8.
Ma
xim
um
d
ep
th
o
f co
ncre
te
b
an
d sh
all b
e 3
0 in
ch
es.
9.
A co
mb
in
atio
n o
f g
eo
me
mb
ra
ne
lin
er a
nd
co
ncre
te
b
an
d
ma
y b
e u
se
d, if re
qu
ire
d. L
in
er to
b
e p
la
ce
d b
etw
ee
n
pe
rm
ea
ble
se
ctio
n a
nd
co
ncre
te
b
an
d.
10
.C
on
cre
te
b
an
d sh
all n
ot b
e u
se
d p
erp
en
dicu
la
r to
th
e
flo
w o
f tra
ffic.
NO
TE
S:
1'
AM
EN
DE
D T
OP
SO
IL
O
R
CR
US
HE
D S
UR
FA
CIN
G T
OP
CO
UR
SE
, P
ER
P
LA
NS
CO
NC
RE
TE
B
AN
D S
LO
PE
T
O
MA
TC
H R
OA
D, R
AIS
ED
PA
VE
ME
NT
M
AR
KE
R
MA
Y B
E R
EQ
UIR
ED
CO
NC
RE
TE
B
AN
D
BA
CK
FIL
L W
IT
H
SU
IT
AB
LE
N
AT
IV
E
SO
IL
S
LA
ND
SC
AP
E
GE
OT
EX
TIL
E
IF
R
EQ
UIR
ED
GE
OT
EX
TIL
E
IF
R
EQ
UIR
ED
,
SE
E N
OT
E 4
PE
RM
EA
BL
E
PA
VE
ME
NT
SE
CT
IO
N
1
1
IM
PE
RM
EA
BL
E
PA
VE
ME
NT
SE
CT
IO
N
FL
US
H
SU
RF
AC
ES
GE
OM
EM
BR
AN
E
BA
RR
IE
R
SE
E N
OT
E 3
12
"
MIN
.
GE
OT
EX
TIL
E IF
RE
QU
IR
ED
NT
S
GE
OM
EM
BR
AN
E B
AR
RIE
R
BE
TW
EE
N P
AV
EM
EN
T T
YP
ES
GE
OM
EM
BR
AN
E T
O
TE
RM
IN
AT
E 1
IN
CH
B
EL
OW
TO
P O
F S
UR
FA
CIN
G O
R
FO
LD
O
VE
R P
ER
ME
AB
LE
BA
LL
AS
T, S
EE
N
OT
E 3
DA
TE
CIT
Y E
NG
INE
ER
AP
PR
OV
ED
FO
R P
UB
LIC
AT
ION
CIT
Y O
F G
IG H
AR
BO
R E
NG
INE
ER
ING
DIV
ISIO
N
DE
TA
IL N
O.
DE
TA
IL N
AM
E
PL
AN
TIN
G Z
ON
E D
IAG
RA
MB
IOR
ET
EN
TIO
N W
ITH
SID
E S
LO
PE
S2
-66
08
/16
CO
BB
LE
F
LO
W
PA
TH
(T
YP
.)
SY
MB
OL
Em
ergents, P
ere
nn
ia
ls &
L
ow
Shrubs (P
lants tha
t ca
n to
le
ra
te
standing w
ater)
ZO
NE
PLA
NT
T
YP
ELO
CA
TIO
N
1
Fa
cility B
otto
m
Groundcovers / S
hru
bs
3
Up
pe
r S
lo
pe
/ S
id
ew
alk
Gra
de
Accent S
hrub
(S
elect appropriate
sh
ru
b
based on zone)
1,2,3
Sid
ew
alk G
ra
de
/ L
ow
er S
lo
pe
/ F
acility B
otto
m
Tree
Up
pe
r S
lo
pe
Lo
ca
te
tre
es to
a
llo
w fo
r p
ed
estria
n
an
d ve
hicu
la
r cle
ara
nce
s. T
re
es to
b
e
lo
ca
te
d o
utside
o
f lin
er fo
r lin
ed
fa
cilitie
s.
13 3
ST
RE
ET
Em
ergents, P
ere
nn
ia
ls &
L
ow
Shrubs (P
lants th
at ca
n to
le
ra
te
occasional stan
ding
w
ate
r)
TO
P O
F F
AC
IL
IT
Y
SE
E N
OT
E 8
2L
ow
er S
lo
pe
to to
p o
f p
on
din
g
2
NO
TE
S:
1.
All pla
ntin
gs sha
ll be selected w
ith a m
axim
um
m
ature height not
grea
ter th
an
3
0 in
ches above the top of facility, w
ith
the exception
of tre
es a
nd
a
ccen
t shrubs.
2.
Se
e S
td
. P
la
ns 2-55a, 2-55b, or 2-55c for plan and section view
s
of b
iorete
ntion
w
ith sloped sides.
3.
Se
e R
ain G
arde
n H
andbook for W
estern W
ashington: A
G
uide for
De
sign
, M
ain
te
na
nce, and Installation for plant se
lection, spacing
an
d de
nsitie
s.
4.
Ch
oo
se a m
inim
um
50%
evergreen plants.
5.
Pro
vid
e m
ulch
p
er V
olum
e III S
ection 3.4 of the S
WS
DM
and S
td.
Pla
ns 2
-5
5a
, 2
-55
b or 2-55c.
6.
Pla
nting
s a
dja
cen
t to street, drivew
ay or sidew
alk shall be selected
an
d spa
ced
to
a
llo
w access to vehicles and not im
pede
pe
destrian
s.
7.
Pla
nts sh
all b
e spaced to ensure clear access and unim
peded flow
fro
m inlets, o
utle
ts and overflow
s.
8.
Co
ntin
ue
m
ulch
fo
r a m
inim
um
of 2-feet past the top of bank
elevatio
n o
r insta
ll landscape edging if facility is adjacent to turf.
SID
EW
AL
K
2
1,2,3
MARKINGS
PAVEMENT
2-67
FLASHING BEACON WITH
RECTANGULAR RAPID
2-68
SIGNAGE (RRFB)
©
