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0
LU
7
30 15 0 30 60
SCALE: 1 INCH = 30 FEET
EXIST STORM DRAINAGE STRUCTURE TABLE
ID
DESCRIPTION
RIM ELEV
PIPE INVERT
STATION
OFFSET
12" (W) LCPE IE=303.89
CB #2
TYPE I GRATE
EL 307.56
12" (E) LCPE IE=303.89
9+92.54
12" (N) DRAINI.89
8.764E
CB #3
TYPE I GRATE
EL 309.41
12" (W) LCPE IE=305.00
9+80.14
8.685L
CB #4
TYPE I GRATE
EL 340.60
12" (NW) RCP IE=337.92
6+00.30
10.703L
12" (E) LCPE IE=286.71
12" (W) REINFORCED CONCRETE IE=286.61
EX SDMH-1
TYPE II -SOLID LID
EL 294.51
12" (N) EX CMP IE=290.01
3+14.80
12" (NE) EX CMP IE=290.16
5.016E
12" (SE) EX CMP IE=287.21
12" (E) LCPE IE=302.54
10+09.06
EX. CB #1
TYPE I GRATE
EL 306.95
12" (N) LCPE IE-302.54
10.824E
12" (NW) LCPE IE=341.60
5+45.00
EX.CB #6
TYPE I GRATE
EL 345.08
12" (E) LCPE IE=341.60
14.654L
EX.CB #7
TYPE I GRATE
EL 354.82
12" (W) LCPE IE=349.02
1+18.16
0.970L
12" (E) LCPE IE=300.63
0+82.6312"
EX.CB #8
TYPE I GRATE
EL 303.51
(S) LCPE IE=300.63
9.047L
12" (E) LCPE IE=312.18
1+64.76
EX.CB #9
TYPE I GRATE
EL 315.69
12" (W) LCPE IE=312.18
9.050L
12" (E) LCPE IE=315.99
2+51.50
EX.CB #10
TYPE I GRATE
EL 319.95
12" (W) LCPE IE=315.99
9.019L
12" (E) LCPE IE=323.97
3+54.6312"
EX.CB #11
TYPE I GRATE
EL 327.12
(W) LCPE IE=323.97
9.096L
12" (W) LCPE IE=332.19
4+61.0812"
EX.CB #12
TYPE I GRATE
EL 335.01
(E) LCPE IE=332.19
8.799L
12" (SE) LCPE IE=336.82
4+99.46
EX.CB #13
TYPE I GRATE
EL 340.48
12" (W) LCPE IE=336.82
8.262L
12" (E) LCPE IE=288.17
EX.CB #14
TYPE II-48" 0 GRATE
EL 297.71
12" (SE) LCPE IE=288.37
0+50.85
12" (W) LCPE IE=288.17
16.247L
12" (SW) RCP IE=312.67
9+45.8212"
EX.CB #15
TYPE I GRATE
EL 317.65
(E) RCP IE=312.67
56.554R
12" (W) RCP IE=323.03
8+42.7112"
EX.CB #16
TYPE I GRATE
EL 325.70
(E) RCP IE=323.03
54.675R
12" (W) RCP IE=332.34
7+39.3712"
EX.CB #17
TYPE I GRATE
EL 335.01
(E) RCP IE=332.34
54.830R
12" (W) RCP IE=337.59
5+64.0312"
EX.CB #18
TYPE I GRATE
EL 341.06
(SE) RCP IE=337.59
32.526R
12" (W) LCPE IE=288.52
0+64.41
EX.SFMH#1
TYPE II-72" SOLID LID
EL 300.76
12" (S) LCPE IE=290.82
9.834L
NOTE:
STORM FACILITIES HAVE BEEN INSTALLED UNDER AN EXPIRED PERMIT
AND REFLECT AS -BUILT CONDITIONS.
SURVEY IE AND RIM ELEVATIONS ARE PROVIDED FOR THE
REFERENCE ONLY, USE STRUCTURES TABLE FOR THE PROPOSED
FINAL ELEVATIONS.
TOPOGRAPHY, BOUNDARY, AND UTILITIES STATEMENT:
FURR ENGINEERING SERVICES PLLC. DOES NOT WARRANT THE TOPOGRAPHY,
BOUNDARY, AND/OR EXISTING UTILITIES SHOWN ON THESE PLANS. IT IS THE
CONTRACTORS' RESPONSIBILITY TO HAVE ALL EXISTING IMPROVEMENTS FIELD
VERIFIED PRIOR TO CONSTRUCTION. ANY SUBSURFACE EXPLORATION OF EXISTING
UNDERGROUND UTILITIES (POWER, WATER, SEWER, TELECOM, ETC.) SHALL BE
PERFORMED BY THE CONTRACTOR. DISCREPANCIES BETWEEN WHAT IS SHOWN ON THE
PLANS AND LOCATED BY THE CONTRACTOR SHALL BE BROUGHT TO THE ATTENTION OF
FURR ENGINEERING SERVICES PLLC.. PRIOR TO CONSTRUCTION ACTIVITIES.
EX.SFM
EX.CB #14
RAISE EX. MH RI
WITH ONE 2' SECTION
I0 30'
30' EX 16LF 12" LCPE @ 2.2
\EX SDMH4--/
EX 34LF 12" LCPE @
EX 34LF 12" LCPE @ 40.
1.
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GRASSCRETE SERVICE DRIVEWAY FOR
STORM VAULT MAINTENANCE
ASPHALT PAVEMENT
CONCRETE SIDEWALK
EX STORM DRAIN PIPE
EX TYPE 1 CATCH BASIN
EX TYPE 2 STORM DRAIN MANHOLE
8/23/2024
NE 1/4 OF THE SW 1/4 OF SEC. 20, T. 23N., R. 05 E, W.M.
GRANT PLACE TOWNHOMES
PER CITY COMMENTS
PER CITY COMMENTS
PER CITY COMMENTS
PER CITY COMMENTS
4LF 12" LCPE @ 9.71 %
CB #1
o
F.'Tl"kqffi •.
NOTE:
THE UTILITIES HAVE BEEN PARTIALLY UPDATED TO REFLECT AS -BUILT
CONDITIONS. ADDITIONAL AS -BUILT SURVEY REQIRED
TO OBTAIN INVERT ELEVATIONS ON STORM AND SANITARY SEWER.
PROPOSED IE AND RIM ELEVATION TAKES PRECEDENCE OVER
SURVEY DATA.
87LF 12" LCPE @ 4.39%
RELOCATE EX. STORM PIPING
FROM EX.CB#1 TO CB#5
SSMH-A (CENTER STRUCTURE)
TRIM=315.57
CTR CH.=303.42
STORM DRAINAGE NOTES
ALL RIM ELEVATIONS CALLOUTS SHOWN IN THE DEVELOPMENT ARE EXISTING
OELEVATION. THE FINAL RIM ELEVATIONS ARE SHOWN IN THE STRUCTURE
DRAINAGE TABLE ON THIS PAGE.
PORTION OF PARCEL 202305-9013
PARCEL 326060-0000
HERITAGE VILLAGE CONDOMINIUM
ACO SLOTTED STEEL GRATE
W/QUICKLOCK ASS'Y.
TACK COAT FACE OF ---
CUT AND EACH COURSE
4" HMA
6" COARSE FILL
#3 REBAR CONTINUOUS (TYP)
SEE STORM PLAN
AND/OR UTILITY PLAN
FOR CHANNEL INVERTS/SLOPE(S).
#3REBAR@6"OC
ACO FRAME MESH STEEL
12" TRENCH DRAIN K300 CLASS B
POUR IN PLACE CONC. BASE
51/2 SACK MIX
4000 PSI @ 28 DAYS
I. DMOF- OTVILL DC r-VUTCCU
AGAINST COMPETENT NATIVE
MATERIAL OR STRUCTURAL FILL.
NEW STRUCTURAL FILL, COMPACT 2. ALTERNATE TRENCH DRAIN
(ASTM D1557) SPECIFICATION MAY BE SUBMITTED
NOTE:
ALL STORM SYSTEM
FACILITIES UPSTREAM
EX.SDMH-1 ARE PRIVATE.
SURVEYED:
DAF
08/26/24
DESIGNED: DAF
DAF
07/29/24
DAF
05/21 /24
DRAWN:
TJW, FEM
DAF
04/04/24
CHECKEDDAF
BY
DATE
I APPR
I APPROVED:
FOR REVIEW AND APPROVAL.
FORMED IN PLACE TRENCH DRAIN
NTS
SCALE:
1 "=30'
ONE INCH
AT FULL SCALE
IF NOT ONE INCH
SCALE ACCORDINGLY
VERTICAL NAVD 1988
HORIZONTAL: NAD 1983/1991
DATU M
Adoftk
tuCITY OF
RENTON
Planning/Building/Public Works Dept.
CONSTRUCTION NOTES
1O CONTROL STRUCTURE - SEE DETAIL SHEET C4.3
OWATER QUALITY CONTROL STRUCTURE - SEE DETAIL SHEET C4.3
EX STORMWATER DETENTION VAULT - 90.1' X 40.8' - SEE DETAIL SHEET C4.3 O
4" PERF PVC SDR 35 FOOTING DRAIN 4O
O6" PVC ROOF DRAIN @ 2% MIN (TYP.)
INSTALL STORM FILTERS AFTER CLEANING ALL CATCH BASINS AND PIPES O
43LF 12" LCPE @ 10.65%
One meter channel
Outlet
Product
Outlet size
(Sch.40)
Invert
Depth
GPM
CFS
B
Bottom outlet - K3-00
8" round
11.81"
1 748
1.67
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ENOINEERING
vNERVICES, PLLC
4715142nd PI. SW #B,
Edmonds, WA 98026
ph 206 890 8291
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\SEPARATION
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IN COMPLIANCE WITH CITY OF RENTON STANDARDS O
SURFACE WATER UTILITY t �
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DEVELOPMENT ENGINEERING Z
NJanders 09/16/2024 0
GRANT PLACE TOWNHOMES
1600 GRANT AVE S RENTON, WA 98055
PARCEL 2023059052
DRAINAGE CONTROL PLAN
LLI
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DATE:
11/21/23
J
FlELDBOOK:
PAGE
Z
DRAWING NO:
20069
cr
SHEET: OF,
C4.0 28
-/
