HomeMy WebLinkAboutR-386006POND DETAIL
1 "= 20'
7' U/Inc cconkinADV IAII_ET
I L W IT I JG I'C
REMOVABLE WATER—
TIGHT COUPLING.
4" PIPE
j
12
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PLATE WITH
ORIFICE 1- 6" MAX.
ELBOW DETAIL
PLAN VIEW
SCALE: 1"=2'
N TS
IN.
ROUND SOLID COVER
MARKED "STORM"
WITH LOCKING BOLTS
1/2" VERTICAL BARS
6" O.C. FOR SECONDARY
INLET
OVERFLOW W.S. = 440.00 p
STANDARD -�
GALVANIZED/PLASTIC
LADDER/STEPS
8" CLEANOUT GATE
12" S.D.
INLET PIPE
PORTION OF THE NE 114 OF THE NE 114 OF SECTION 04, TOWNSHIP 23N., RANGE 05E., W.M.
CITY OF RENTON, STATE OF WASHINGTON
COMPACTED TILL LINER
1. LINER THICKNESS SHALL BE 18 INCHES AFTER
COMPACTION.
2. SOIL SHALL BE COMPACTED TO 95% MINIMUM
DRY DENSITY, MODIFIED PROCTOR METHOD (ASTM
D-1557)
3. A DIFFERENT DEPTH AND DENSITY SUFFICIENT
TO RETARD THE INFILTRATION RATE TO 2.4x105
INCHES PER MINUTE. (1 x 10-6 CM/S) MAY BE
USED IN LIEU OF CRITERIA 1 AND 2)
4. SOIL SHOULD BE PLACED IN 6 INCH LIFTS
5. SOILS MAY BE USED THAT MEET THE FOLLOWING
GRADATION:
REQUIRED SOIL GRADATION
SEIVE SIZE
PASSING
6"
I` I
4"
90%
#4
70%-100
#200
20%-100%
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POND DETAIL
1 "= 20'
7' U/Inc cconkinADV IAII_ET
I L W IT I JG I'C
REMOVABLE WATER—
TIGHT COUPLING.
4" PIPE
j
12
j
PLATE WITH
ORIFICE 1- 6" MAX.
ELBOW DETAIL
PLAN VIEW
SCALE: 1"=2'
N TS
IN.
ROUND SOLID COVER
MARKED "STORM"
WITH LOCKING BOLTS
1/2" VERTICAL BARS
6" O.C. FOR SECONDARY
INLET
OVERFLOW W.S. = 440.00 p
STANDARD -�
GALVANIZED/PLASTIC
LADDER/STEPS
8" CLEANOUT GATE
12" S.D.
INLET PIPE
PORTION OF THE NE 114 OF THE NE 114 OF SECTION 04, TOWNSHIP 23N., RANGE 05E., W.M.
CITY OF RENTON, STATE OF WASHINGTON
COMPACTED TILL LINER
1. LINER THICKNESS SHALL BE 18 INCHES AFTER
COMPACTION.
2. SOIL SHALL BE COMPACTED TO 95% MINIMUM
DRY DENSITY, MODIFIED PROCTOR METHOD (ASTM
D-1557)
3. A DIFFERENT DEPTH AND DENSITY SUFFICIENT
TO RETARD THE INFILTRATION RATE TO 2.4x105
INCHES PER MINUTE. (1 x 10-6 CM/S) MAY BE
USED IN LIEU OF CRITERIA 1 AND 2)
4. SOIL SHOULD BE PLACED IN 6 INCH LIFTS
5. SOILS MAY BE USED THAT MEET THE FOLLOWING
GRADATION:
REQUIRED SOIL GRADATION
SEIVE SIZE
PASSING
6"
100%
4"
90%
#4
70%-100
#200
20%-100%
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4" CRUSHED SURFACING TOP COURSE
FIRM SUBGRADE
POND GRAVEL ACCESS
N.T.S.
ELEV=442.0±
6' BLACK VINYL -COATED
CHAIN LINK FENCE PER
WSDOT STD. DETAIL FS -2
1' MIN. FREEBOARD
'LEV= 441.00
TOP ELEV= 441.00
A
--_--- _ WS_ELEV=440.0015' LANDSCAP6' MAX
----_---
BLOCK WALL 6' BLACK VINYL -COATED
CHAIN LINK FENCE PER
WSDOT STD. DETAIL FS -2
SHEET C5.4
ALLAN BLOCK WALL OR \
SIMILAR, CONSTRUCTED 4' DETENTION STORAGE
PER MANUFACTURER'S
RECOMMENDATIONS, TYR \ CONCRETE RETAINING WALL
4" PERF. PVC \ BY OTHERS, TYP.
2.07 MIN. TYP. �\ -SEPARATE PERMIT REQUIRED
EX. GROUND i — 436.00
—
---------------------------�- _ — — — — — -- — — — - — — --
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ELEV= 440.00
° v
ELEV.=439.00 °
a
° .74" ORIFICE
PIPE SUPPORT:
11 A 3"x.090 GAGE
BOLTED OR INBEDDED
4 ° 12" 2" IN WALL AT MAX.
RISER ° ►' 3' SPACING. MIN
ONE SUPPORT.
12" S. D.
OUTLET PIPE
INV= 436.00 0 INV= 436.00
v
12" TYP.
s g
0.75" DIA
• o d
ORIFICE
54" DIA
CONTROL MANHOLE - TYPE II -54"
N.T.S.
RESTRICTOR PLATE
-------------- f ---- \_ -s,
y
6'
0 W/
EL V= 4 35 00 4' ' Q STORAGE -
E .
L. BERM SHALL BE
3.5' W/Q STORAGE / CONSTRUCTED OF
/ COMPACED GLACIAL TILL
- SEE TILL LINER
SPECIFICATION AT LEFT
N - KEY BERM INTO
UNDERLYING SOIL
1' SEDIMENT EX_ GRO
— —' STORAGE - - -
ELEV=432.0
3'x3' BOTTOM
ELEV= 431.00
18" COMPACTED GLACIAL TILL LINER, BOTTOM
& SIDES PER C.O.R. AMENDMENTS TO KCSWDM
SEC. 6.2.4 -SEE SPECI FI CA TIONS AT LEFT
POND SECTION A -A
1"=20' HORIZ
A A 4 nn ?,^n nr WALL
ENCY OVERFLOW WEIR
I.CIV ICRLU VIYUCrt
EMERGENCY
OVERFLOW WEIR
EMERGENCY OVERFLOW D -D
N.T.S.
18" COMPACTED
& SIDES PER C.�.. rnmr_,TumL,♦ ►.j ,,, r%%0.;f Wm
SEC. 6.2.4 -SEE SPECIFICATIONS AT LEFT
POND SECHON IUN H-13
6'
WE I R
441.00
•: .'• �'. � WALLN
► 440.25
A
GROUND
'A
, ,
6 x10 1 THICKNESS
" "
4 -8 QUARRY SPALLS C�\
CEN TERED UNDER
EMERGENCY
OVERFLOW WEIR 10'
EMERGENCY OVERFLOW C—C
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0811 before you dig.
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1"=20' HORIZ
1 "= 2' VERT.
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JOB NO.
15515
DATE
10/26/15
SCALE
1 "=20'
DES#GNED
TJR
DRAWN
JEF
CHECKED
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APPR'OV'ED
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