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THE NORTH LINE OF THE S1/2 OF APN 092305-9061
THE W1/2 OF THE NW1/4 OF THE TRI C & L LTD PTSHP
NW1/4 OF THE NW1/4 OF SEC 9,
TWP 23N, RNG 5E, W.M.
REFER TO SHEET C4.1 FOR
COMPOSITE UTILITY INFORMATION.
\ RIM 33�
IE 32E
4LF SD®:
PHASE 1 D ELOPM
5 STORMWATER DETEN'
SYS
IE 26.80 8
IE 3 2.97 36"
" IE 32
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333.65
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IE 319.60
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48" TYPE 2 CB W/ SOLID D w w C #5
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1 - - F .8" 02.0•%--MIN. -
- 0.22
4'H CHAIN LINK FENCE -
X 1,10
THE NORTH LINE OF THE SOUTH 75'
OF THE S1/2 OF THE W1/2 OF THE
NW1/4 OF THE NW1/4 OF THE NW1/4
APN 092305-9161
HSIEH INVESTMENTS CB#4
� T
1.71
O! N o
ROOF ELEV.
=371.84' EXISTING BUILDING
T
PARTIAL FOOTPRINT 20 0 20
ROCKERY
---------- SCALE: 1 " = 20'
NDOW - - _ DATUM
WEL UN & CAP 1 NAVD 88
\ S L #43 618 LEGEND
1. N Cb1R
/ APN 722780-1370 0 CLEANOUT
REBAR CAP PERRINE
\/ M LS 618 / AREA DRAIN USE 10"
74 2 OF coRNE - POLYCAST NDS GRATE OR
OF APPROVED EQUIVALENT
°55'49 "E 145 6 ' r
d� x PARK BENCH (c)
/ • (TYP.)
/ # - - 6 R. R_TI _ 1 2 C) B 8 E wA�� ;�I CB TYPE 1
/ , ,�,,, C5. C5.
/ R 335.00 x HEATPUM
P"""C)
/ IE 30.50 PE ORATED D AIN LINE 3 O
48" CB TYPE 2 '
\ x ON SITE FLOW CONTR BM (TYP) C5. O
/ y FOOTIN DRAIN I ,,48" SDMH T
EXTEN SOUTH TYP) ° 4 Q
/ .00 S G O� DOWNSPOUT CONNECTION
/ 80- 375
TH EA LINE 0 W1/2 RENTON I A ORITY -'-- 4" STORM DRAIN
• TH W /4 FC H9 I I #16 .. I 9 ,,, _. -f - STORM DRAIN MAIN
\I t ti I IU I aI3ND AJ4L
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w' I ��es RIM 328.20 PERFORATED DRAIN LINES o IE 333.20
NHOLE
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�I AILBO I 3 STRE SIGN I IE 3E8323.20 8" E BMP (TYP) C5.5
wl N I CB #11 W/ SOLID COVER
JI \ RIM 330.50
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N I RIM 329.50
N IE 328.00
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S88°55'42"E 319.70' _ _1
N I S88°55'42"E 144.31'
co erra
ENGINEERING PLLC
321 3rd Ave South, Suite 406
Seattle, Washington 98104
ph 206.596.7115
coterraengineering.com
CIVIL
CONSTRUCTION
PERMIT
RESUBMI17AL
INTAKE
CIVIL
CONSTRUCTION
PERMIT
RESUBMI17AL
INTAKE
CIVIL
CONSTRUCTION
PERMIT
RESUBMITTAL
INTAKE
CIVIL
CONSTRUCTION
PERMIT
RESUBMITTAL
SCREEN
CIVIL
CONSTRUCTION
PERMIT
SUBMITTAL
NO. I REVISION
1 /2/20 SURVEYED:
12 19 19 DESIGNED:
11/14/19 MB
11/8/19 DRAWN. MB
8/1/191 1 CHECKED: PA
BY DATE I APPR APPROVED:
SCALE:
1 "=20'
ONE INCH
AT FULL SCALE
IF NOT ONE INCH
SCALE ACCORDINGLY
VERTICAL: NAVD 1988
HORIZONTAL: NAD 1983/1991
DATU M
CITY OF
IWO RENTON
Planning/Building/Public Works Dept.
NOTES
1. SEE SHEET C1.0 AND C1.1 FOR GENERAL NOTES, GENERAL STORMWATER NOTES, AND
GENERAL SANITARY SEWER NOTES.
2. ALL WORK SHALL BE IN ACCORDANCE WITH CITY OF RENTON STANDARDS AND
REQUIREMENTS.
3. STORM DRAIN (SD) PIPE SHALL BE PVC ASTM D3034 SDR 35 PER COR STANDARD
PLANS 220.10 AND 220.20 (DETAILS 4 AND 5 SHEET C5.4) UNLESS OTHERWISE SHOWN.
4. FOR ALL CATCH BASINS WITH GRATES PROVIDE PAINT STENCIL WITH "DUMP NO WASTE
DRAINS TO LAKE" OR APPROVED STORM DRAIN LABELS PER EVERGREEN STANDARDS.
SUBMIT TO OWNER FOR APPROVAL PRIOR TO INSTALLATION.
5. FOOTING DRAINS SHALL BE CONNECTED BY TIGHTLINE TO SITE STORM DRAINAGE
DOWNSTREAM OF DETENTION FACILITY.
6. SEE SHEETS C5.3 TO C5.6 AND C5.8 TO C5.9 FOR DRAINAGE DETAILS.
UTILITY CROSSINGS
O
PIPE 1
IE
PIPE 2
IE
1
327.87
(8"
SD
NW)
324.14
(8"
SD
W)
2
326.20
(8"
SD
W)
327.67
(8"
SD
N)
3
327.15
(8"
SD
NW)
324.94
(8"
SD
SW)
4
333.43
(8"
SD
SW)
329.42
(8"
SD
SE)
5
6
7
8
9
10
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R-408512 �
IN COMPLIANCE WITH CITY OF RENTON STANDARDS I O
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DEVELOPMENT ENGINEERING � z
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Nathan Janders 01 /03/2020 O
SURFACE WATER UTILITY
jfarah 01 /03/2020U;%R
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WILLOWCREST TOWNHOMES DATE:7/29/19 U
E D M O N D S AVE NE, RENTON, WA FIELDBOOK:
PAGE: O
DRAWING N0: 4.0
STORM DRAINAGE PLAN C SHEET:`-
OF:
13 35