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EMERGENCY OVERFLOW SPILLWAY (NMTAW
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ACCESS ROAD CROSS SEC77ON
POND WALL TO BE DESIGNED AND SUBMITTED UNDER SEPARATE BUILDING PERMIT
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NE 1/4 SECTION 23, TOWNSHIP 23 N. RANGE 5 E. W.M.
ALPINE NURSERY
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REQUIRED PROTECTIOR
at Design Flow ibal
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nl These urge assume that emsien is dominated my aullell real M many cases doing will the
governed by coodibons in me retelling waters.
Pi Rack lining shall he qua" %Pala with grader n as tabes:
PasAng 8-k¢h square wave'. 100%
()
JSf
Pacing }inch square wave'. 40 to 60% maximum
Paling Ili square sieve: 0 b 10% maximum
An mines shell be rea^sarl well graded MM badodon as follows:
Model sone sre: 24 inches (nominal diameter)
Medan sone sure: 16'nows
stratum alone sem: 4 inches
Ntle'Raxep smrq governed by suds gapes on ovGer channel is assumed to An appmximamix 3:1.
OUTFALL PR07EC77ON SIZING
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` 620 TTHAubsul KIRKLAND, WA Al
04256273033 FAer8272423
GRAPHIC SCALE
0 10 20 40
WMME
1 INCH= 20 FT.
HORIZONTAL
0 2.5 5 10
1 INCH = 5 FT
VERTICAL
BY I DATE I APPR
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AS NOTED m 4VIasI
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� DATUM
EMERGENC
PRIMA
„ CITY OF
was� RENTON
Planning/Building/Public Warks Dept.
0+00 0+40 04,90
SEC77ON B—B
BY: Date:
BY: Date:
BY: Date:
A S BUILT BY: Date:
ALPINE NURSERY wreDs42a.t5
ands POND CROSS SECTIONS & DETAILS
a Cao
U15007366 R 30X42
DRS PROJECT NO. 14069 R-390047
SEE WALL AR
TE THIS SHEE
GR_
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-
AB] ._-__
------
-- 2" FR
EBOARO
(Ai
OVERFLOW £L.
635 S—
— +--
v
WALL OP
EL. 363.00'
Y OV£RROW E
DESIGN WATER
.j62. ]5 --
(AbI
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TTOM EL 357
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MAX. M ry
45&66'
ING EL.iii
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4'
PRIMARY C
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aUME
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all (SW) OUT 312
75
28'
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h
0
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0+00 0+40 04,90
SEC77ON B—B
BY: Date:
BY: Date:
BY: Date:
A S BUILT BY: Date:
ALPINE NURSERY wreDs42a.t5
ands POND CROSS SECTIONS & DETAILS
a Cao
U15007366 R 30X42
DRS PROJECT NO. 14069 R-390047