HomeMy WebLinkAboutWTR2703214.24�T_PM POND RETAING WALL,
SEE LAYOUT THfS SHEET AND
� FOOTING DRAIN, ROUTE
AS 3H0VMV' NO.
> C11 FUR DETAILS,
BACKRLL MATERIALS
| NOT SHOWN IN THIS
VIEW FOR CLARITY
.
,
POND ACCESS
SDE7�|'
�
/
/
� '
/f/-1.5168.0'
_
GE0GR0. SEE
PROFILE AND
SCHEDULE THIS
SHEET
'
/
/
-
. L FOR DETAILS.
POSED 12"
ATER MAIN
CONTRACTOR SHALL RESPREAD APPROX. 94LF OF12" CPEP
STOCKPILED TOPSOIL TO A DEPTH POND OUTFALL PIPE SLOPE
OF 6" ON POND BOTTOM TO zz TO OUTFALL PIPE PAD
ACHIEVE FINISH GRADE THEN SPILLWAY FENCE,
3[ED\HYDR03EED, SEE NOTE ON rnuvmc MmnmL AND
/ DWG NO. COJ /vr RAIL TO mn/Cn
° POND FENCE
PROPOSED STORM WATER DETENTION POND /2 Crcr nrc
NTH W3E WALL /2\ 4" INSERT -A -TEE AT -`
POND B0TTDti EFVATI0N 448.0' �?0TING
~
MAX WATER SURFACE ELEVATI0N 453.0. BEGIN
SEE DWG NO. C11 FOR DETAILS \ CONSTRUCTION ATR69.0
� \
, LOCATION
CATCH BASIN INLET RIP -RAP
�4,51
7 PROPOSED 8" CULVERT,
PROVIDE QUARRY SPALLS
N 185473.79 E 131412548
LA
1J14O8M N 185461' -39 19 E -/ INLET^^ ^AP PAD,
FOR DETAILS
18" POND INLET, LE `
SEE DWG NO. M01 FOR
DETAILS \
SEEWFOR PIPE PENETRATION DETAIL, (TYP.
INLET AND OUTLET PIPES) AVOID CONFLICT WITH
GEOGRID BY ADJUSTING GRADE AROUND PIPE
PER PROFILE
�
PROPOSED /
_/
DE(HLOR|NA�0N VAULT,"
12RESERVOIR
S� OR DETAILS
DRA|N\OYERFL0YY
v�^�y PIPE
'�AT��-��D|T�^ T�' S� �� ��� ������0�U WALL
PLAN
SEE
(�) FOR DETAILS
4
PROPOSED
AIR -GAP
STRUCTURE, 3E
FOR DETAILS 0
48' TYPE | CATCH BASIN,
WAMMPDATC
vmn/c
.
_ �
I.E. OUT: 449.'�
�
48" MANHOLE TYPE U
RIM: 4530'
I.E. IN: 4484'
I.E.I.E.OUT: 448.4'
ROTATE MH SUCH THAT ACCESS LID IS
ADJACENT TO ROADWAY (A� �H�VN�\
` '
Eg
IND6217
WATER MAIN AND OUTFALL PIPCROSSING, SEE NOTE DWG NO. C05
E
r---------
-
_
_
_
-
APPROX. 25 LF 12"
CPEP PIPE
54"P0ND CONTROL 3TRUCTURE,
I.E. OUT: 448.5'
~- ~.DETAILS
CRUSHED SURFACING BASE COURSE - EQUAL TO WSDOT SPECIFICATION 9-03.9(3).
BLOCK - KEYSTONE STANDARL DEPTH TRI-FACE BLOCK OR EQUAL, COLOR TO BE CONCRETE
FIBERGLASS PINS - 1/2" DIAMETER COki %TIBLE WITH BLOCK AND GEOGRID. PROVIDE
PC mip-i --,---,nGRID OR EQuAL. SUBMIT STRENGTH DATA FOR REVIEW AND
ENGTH DATA FOR GE0GRD SHALL BE EQUAL UX GREATER THAN W|RAR
3XFREE DRAINING MATERIAL DIRECTLY BEHIND WALL TO DEPTHS AND
TWIDTHS SHOWN, MEETING [HE REQUIREMENTS OF THE WSDOT SPECIFICATION 9-0312(4)
- EQUAL TO WSDOT SPECIFICATION
9-OJ.14(4)FILTER FABRIC FOR WALL DRAIN - EQUAL TO M|RAF| 140N FILTER FABRIC, INSTALL PER
MANUFACTURER'S RECOMMENDATIONS
SPECIAL CnNj'7lTpj_jrTI ON:
GEOGR|D 3H.�LBE INSTALLED AROUND POND INLET ki T0 RETAIN WALL. ANGLE GE0CR|D
TO AVOID MACONFLICT AND EXTEND GRID TO /l0CULAR FROM WALL PROVIDING 4
LAYERS OF &EUGR|D WITHIN 6'0F MANHOLE WITH 16^kRT|CAL OVERLAP.
CE0GR|D SHALL BE PULLED TAUT AND ANCHORED PRIOR TO BACKF|LL PLACEMENT OVER TOP.
HEAVY CCM-rU|ON EQUIPMENT SHALL BE KEPT 3'FROM THE WALL FACE. COMPACTION SHALL
BE CDHpLIGHT EQUIPMENT (JUMPING JACK OR HOE -PLATE). DO NOT DAMAGE GE0GR|D
DUR|NC FOLLOW MANUFACTURERS INSTRUCTIONS AND AT A W|N|MUW, VEHICLES SHALL
BE KEPT AT [�qT O"FROM GEOgR|D AS IT IS PLACED WITH NEXT LAYER OF FILL OVER TOP.
CRUSHED SURFACING BASE COURSE SHALL BE COMPACTED TO FIRM AND UNYIELDING CONDITION.
QRAVEL BORROW FOR QE0SYNTHETIC RETAINING WALL SHALL BE COMPACTED TO 95%OF MAXIMUM
DRY DENSITY PER A5TW D1557 (STANDARD PROCTOR). GRAVEL 8ACKF|LL FOR DRAINS SHALL BE
COMPACTED TO FIRM AND UNYIELDING CONDITION.
THE OWNERS EOT[EW�|NEER UR GEOLOGIST SHALL OBSERVE NATIVE
3UBGRADE OF WALL B4AND SU8Q7ADE BELOW GE0GR|D. DO NOT BEGIN CONSTRUCTION OF
WALL UNTIL NTIYE SU8GRADE FOR WALL AND OGR|D HAVE BEEN APPROVED. PERIODIC
INSTALLATION OF CRUSHED SURFACING BASE|NSPECTION �4LL BE REVIEWED TO OBSERVE
COURSEBACKRLL FOR DR4U�� AND GRAVEL BORROW FOR GEOSYNTHETIC
E
R
AND INSPECTION IS
QUIRED FOR THE CON�TRUCTION
F THE WALL.
THE KEYSTONE BLOCK WALL IS NOT A PART OF THE UTILITY'
w
��--�-
-
'—
,'-
-
-
-
l|
on^".GRAVEL
PERPENDICULAR TO Wk
STRAIGHT LINE
ACCESS ROADv�L�0T.
GRAVITY WALL TO 3' WALL /451.00'
LAYERI
HEIGHT, SEE DETAILS 45000| ~\nACCESS ROAD SURFACE 44900,_
G
[
0
G0D SEE SCHEDULE
�THIS
3H
EET
AND DWG NO. C11 FOR DETAIL448.00
S
/
LANNERS
CIENTISTS
TOP WALL STEP SEE je�FOIR DETAILS qw
BEGIN WALL BLOCK WALL, SEE DWG NO. Cll
STRAIGHT LINE FOR DETAILS STRAIGHT LINE RH2 ENGINEERING, INC.
CONSTRUCTION AT THIS ARC - RADIUS 39.5', 77.9'
LOCATION
TOP BLOCK, TYP. FULL LENGTH
I�J — 7 1
17
77
77
77
7 WALL BOTTOM STEP,
17
17
448.00' �iLL(NFOR DETAILS 0 1" 2"
DRAWING IS NOT TO SCALE
2" LONG
CRUSHED SURFACING BASE DW NO.
COURSE LEVELING PAD,
STORM POND WALL PROFILE (ALONG INSIDE FACE) SEE� �\FOR DETAILS C12
32 1412
REVISED TO CONFORM TO CONSTRUCTION JS U-
I INC. No