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15 30 60 • below.
Cal I before you dig.
CATCH BASIN
TABLE
CB# 1, TYPE 2-48"
W/BIRD CAGE
EMERGENCY OVERFLOW
STRUCTURE
RIM = 396.6e396.96
IE=3 (12" NE',394.16
IE=999,92z (12" SE)394.11
CB#2, TYPE 1,
W/STANDARD GRATE
RIM = 398-18- 397.91
IE=394.64 (12" S) 394.66
IE=44,-64 (6" E) ,395.16
/E=394.86 (4 " W)
CB#3, TYPE 2-48"
W/STANDARD GRATE
RIM = 398-18398.22
IE=394:15 (12" N) 394.17
IE=394-15 (12" S) 394.42
IE=zn� (6" E) 395.57
IE=394.1 5 (15" W) 394.17
/E=395.02 (4- W)
CB#4, TYPE 1,
WBEEHIVE GRATE
RIM = 398:-69396.67
I E =394.68 (12" N) 392.77
CB#5, TYPE 2-54"
CONTROL STRUCTURE
W/SOLID LOCKING LID
PER DETAIL SHT el-87C21I
RIM = X9399.62
IE=394.25 (12" NW) ,394.02
IE=394.22 (12" SW) ,394.02
CB#6, MODULAR WETLAND
PER DETAIL SHT C18
RIM = 499-59399.81
IE=394-9 (12" NE) 394.19
IE=49�.96 (12" SW) 394.05
CB#7, TYPE 1,
W/STANDARD GRATE
RIM = z�63398.40
I E =394.46 (12" N)394.50
IE=z°� (12" S),394601
E=394.46 (12" E) 394.55
CB#8, TYPE 1,
W/BEEHIVE GRATE
RIM = 393-90 397.84
E =39 4-36 (12" W)394.64
CB#D, TYPE 1,
W/STANDARD GRATE
RIM = 39F-9 qI 396.10
E=49§4; (8" E) 121=394 20
IE=Z^�8" W) 121=394.40
-/E=394.47 (8" SJ
SDCO#1,
RIM = 399,49399.29
IE=395.05 (6" S)
SDCO#2,
RIM = zn�.399..30
IE=394.80 (6" N)
IE=394.80 (6" W)
SDCO#3,
RIM = :399.28
IE=394.32 (6" W)
C81A
EX. CS W/SOL/D L/D
R/M=397.29
/E=393.74 (12" D./. W)
/E=393.64 (12" D./. E)
/E=394.94 (8" CMP 5)
C81D1, TYPE 1
W/STANDA RD GRA TE
R/M=396.02
/E=394.47 (8" D./. N)
PROJECT SUMMARY
PROPERTY AREA=79,715 SF
PROPOSED IMPERVIOUS AREA=34,487 SF (43.3%)
40% OF IMPERVIOUS SITE AREA TO BE TREATED
WITH FLOW CONTROL BMP
= 13,795 SF
ROOF TO RAIN GARDEN= 11,105 SF
GRASS MODULAR GRID PAVEMENT=2,690 SF
TOTAL AREA TO BMP'S= 13,795 SF
DETENTION POND SUMMARY TABLE
STORM
STAGE
ELEV
LIVE STORAGE VOLUME CF
RE 'D PROVIDED ASBUILT
100 YR
397.76
17,066 21,142
25 YR
397.64
16,370 20,258
10 YR
1 397.50
115,552 19,227
2 YR
1 396.43
19,926 12,018
�01z[3101L461%z111*7►AI*--I
�1 CONNECT TO FOOTING DRAIN
21 CONNECT TO ROOF DRAIN. COORDINATE
WITH ARCHITECTURAL PLANS.
F3 4" PVC SDR -35 SD @ 0.5% MIN
CONNECT TO PERVIOUS ASPHALT
PAVEMENT UNDERDRAIN TO NEAREST
CATCH BASIN.
41 ROTATE THE LID OF SDMH-E TO FIT
WITH PROPOSED CURB LINE AND
COORDINATE WITH INSPECTOR AND
ENGINEER TO MAKE THE CURB IN LINE
(AS MUCH AS POSSIBLE) WITH THE
ADJACENT PROPOSED CURB
ASBUILT STORM DRAINAGE PLAN
TEL. VAULT
POWER POLE
W/UNDERGROUND
ABOVE GROUND LIGHT J -BOX NGPA IE 18" CNC=394.58
SILT FENCE
FOP SIGN , POWER CABINET TEL. J -BOX
B -S h" t(UG) J SDMH-I WETLAND SIGN TEL. RISER
- - - - -
--T(UG) _`
- s T LUMINAIRE CABLE VAULT
- __7
- - - - *c1 CABLE VAULT SDMH-G
r - - - ^� rlu� -
r� scu
_L===== P(U� - - �T -
- --===-------------- I - (--- _ -_- - -
- -__- PUG Tfve) T(H8j so
STREET LIGHT ( �(
------------------------------------- -
--_- ---- SD � SD � \ _
so JBOX
r-
--CURB-DROP =_______________________________ - - �
W JBOX --�---
-----------------------_-_=====__===__________________-- - - -
6" VERTICAL CURB & GUTTER'S POWER PO -TE
----- -
w --------------- ------------ �� __ _
_____________
W W W V� W -F __
-----_-_--
------------`-'- __
SS - - - -s-5- - _ Ss _�ti, SINGLE WHITE STRIPE SS CB -H W ``' W w n -7 ,n
SS
�S-S SS SSSS MH
v� DOUBLE YELLO STRIPE ' V.E. 4TH STREET " SS
a , �S SS Ss
SSMH-B ��
of TEL. MH W/CbV+OO , ,SEE SHEET C14 FOR ROA
FOU "BRASS C� SSMH-C
DOUBLE YELLOW STLu- Lz.IR E
G o N a 0� 3 8.12 SURFACE MON.
_ _ G G MAILBOX POL ' 1539 - +
/ v g - - - G_ S - G _ G I G FOUND 3" BRASS S #6138
U 00 �� CB- J 12 D /. SD - 3 I 4. G G SDMH W R/SER
W - o CMD 497 L 8� D./. ®O.D%- - POWER SOLE _0 - _ _ - C� MON. _ _ _ R/M=397.45
CHID W/LUMINAIRE O WCCS #2822- - G - �2
E----�1U�) -SLK Pl (N 1/4 COR) I 12"W FULL OF WATER) - - - -N -
__--- E B _
- 18" VERT CMP TOP=395.30OH
GAJ
-JL SCOTT ) OH'
_ , a. W
35 M&I `
SIGN OWER POLE W i - -- _ - 59 97.5 - (UG)
ME
SN LIGHTS SPEED SIGN W/LUMINAIRE CB -B _______, 1 9 - _\ - - __ r 4_
-
WATER METER 0
J GROUND)
I ( W/CB GRATE / I// I ss. �s6.77 IRO TEL STREET LIG T
/ S GN -- \ RISER w� BOX
q� \ Z-1 CONTROL
WATER & METEVALVE I I - -398f I F=399.5 FF=397.7 I / Z- CABINET CB -M Z
I I
FOUND 5,Y8" REBAR & CApI q5 SDCO WOOD FENCE J
• I 1'
STAMPED "WING LS #11926
R/M=398.65
as 43 I NIE 1 CHC=392.84
- J
`------------'� %' � / 20 LF 6" CPEP 39x.65 /
8DCOi1 1 SD Q 0.5% MIN i
EXISTING , ® _ �, I W
BLDG I i I FOOTING DRAINS SHALL BE I SDCO
I INSTALLED AS NOTED IN THE R/M=398.63 I EMERGENCY ACCESS
GEOTECHNICAL REPORT 98.63
6" PVC SDR -35 SD i I ® D GRASSED LAR 690 SF ID PAVEMENT
BMP
Q 0.5% - I 9.18
FOR WALL DRAINAGE 49 LF 6" CPEP SD (s� 0.51 % I I
11 ' 32 LF 6 CPEP SD Q 0.51% I I
EX CB I EXISTING
TYPE 1 BLDG h C 2 49 LF 6" CPEP I 84 LF 6" PERFORATED SD Q 0.00%
RIM=395.13 I 9791 n SD @ 0.5% MIN
IE=392.28 (12" S) - =JI II .30L SDCO I I W I I I
- q II
FOUND 5/8' REBAR &CAP R/M=398.62 398.62 I I
FOUND 5/8" REBAR I STAMPED "EWING LS #11926" I N 'DS
1'±E X 0.1'±S OF CB#7 . I 19 LF 6
& CAP STAMPED oPROPERTY CORNER I ^ 39748 " CPEP CBS I
"EWING LS #11926" ,� I I IE=3{x9.90 SD Q 0.5% MIN I I
EXISTING I
I PROPOSED BLDG I I I
BUILDING II I FF
I =399 2 WETLAND "Z" I I I
_ .03 I .5 ' i
DISCHARGE ROOF DRAIN ' 397. �� I
/ ,�3 6.9 ' 398.55 U - 9 LF 6" CPEP SD TO RAIN GARDEN I I I 39752 �� j
IE 12" ADS=394.35 j ' 1 I^ / / \�I I - b @ 0.5% MIN IE=39�-56- I rn IE=3M.56' Z-4
393.841 `=' 17.84 397.51 I I SOCO
i$ LF 12 ` QZP I i '
� •. R/M=398.64
''W/RIPRAP PAD J SD Q"" 0. / V\
93.20 T.' �;Ox /
3AY N1
I
/' � / / ;:` _,; ; :-• ...- C 39709 32 LF 6" CPEP SD @ 0.544
STORMWATER DETENTION POND I / '' • - +397. S
o,? ,;.: k� r 7.06 I.3� l
(PRIVATE) / _ R/M=398. /
I ` ' 39 , / SEE SHEET C8 FOR
�/ r /� 392.88 I Q
SEE SHEET C9 FOR DETAIL I/ i i M ' 1"`�`` S
t��•. �, , �COt3 I RAIN GARDE
49
( ) ) STORM PROFILES
PERVIOUS PAVEMENT EQUALIZER PIPE I SEE SHEET C9 FOR DETAIL
I III 1
ern' °`::. i I I I i i 99.7_ `� 26 LF 6" CPEP (SEE SHT C9) I SOCO 11 I
I F I ✓ �-
1% I I 62 SD CO? 0 3MfN RIM=
#9�J BEAVER DAM I
PERVIOUS PAVEMENT +-7- LF 12" CPEP SD Q I I I I I I /
z , , 3 LF 15 CPEP r
EXISTING / x:::.:::;39.4.14 I I Z�5� I I
_ SD @ $55°� 0.71%' 399
BUILDING I I i , IE -- "4 I I , I - - - - - DISCHARGE ROOF DRAIN
L.J> I I I S C 0 40 LF 6' CPEP I /
o I I I I W/RIPRAP PAD , 1 1, = 3 N I , 397.26- TO RAIN GARDEN
c� I 'col I AND DEBRIS BARRIER I I I I , a SD @ 0.5% MIN I ,� IE=397.50
z I rnl I 62 I' ' I 1 a EQUALIZER PIPE I SDCO ' 1
o i IMI I I 399
�, , $ LF 12" CPEP I 6®15 SDCO (SEE SHT C9) i °' 98.31 RlM��
CO r, 5.85SD Q --- 759.E , ��C, RIM= 99 528 , /� 20 DRAINAGE EASEMENT
rn ,I I , A-22 \ I AFN 8611251008
-8- LF 12' CPEP // I N 195.9 I
Z 9 A-20 1 � ` sl + z /I / ���� / A-21 -
HYDRANT _ ��------ 1F6 I-----------
a
W/BOLLARDS�/ y - - _ - -- - - _� _ -- % 399.77 C _ _ / v / AIN GARDE I
- - - -- _ SD777 , SD / A_ 9 SEE SHEET C9 FOR DETAIL)
NO.
C®1'I \999.3
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RECOMMENDED FOR APPROVAL
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RECORDING N0. --------------------
REVISION
SURVEYED.
DESIGNED.
KEH
DRAWN.
RDC/KEH
CHECKED.
KEH
BY DATE APPR AIMFOVED-
SCALE.
1 "=30'
ONE INCH
AT FULL SCALE
IF NOT ONE INCH
SCALE ACCORDINGLY
VERTICAL, NAVD 1988
HORIZONTAL. NAD 1983/1991
DATUM
CITY OF
ML REN TON
Plonning/Building/Public Works Dept.
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(425)251-6222
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CIVIL ENGINEERING, LAND PLANNING,
SURVEYING, ENVIRONMENTAL SERVICES
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ammmoname
Project #: 12740
ress:
4815 NE 4TH AVE
RENTON, WA
STORM
DRAINAGE
PLAN
wing No.:
C7 of 25
ASBUILT STORAGE ONE ON 4TH EXPANSION
Permit NO. U15008468
4815 NE 4TH AVE
PAGE:
DRAWING W.
ISHEET- OF:
R-389607
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Project #: 12740
ress:
4815 NE 4TH AVE
RENTON, WA
STORM
DRAINAGE
PLAN
wing No.:
C7 of 25
ASBUILT STORAGE ONE ON 4TH EXPANSION
Permit NO. U15008468
4815 NE 4TH AVE
PAGE:
DRAWING W.
ISHEET- OF:
R-389607