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CONSTRUCTION DUE TO THE THICKNESS OF LOW I I I III
PERMEABLE SOILS CAPPING THE OUTWASH.
CONTRACTOR SHOULD MONITOR FOR POTENTIAL
PRESENCE OF GAS IN THE TRENCH EXCAVATION I rz#z -onto
AT THE TIME OF CONSTRUCTION. 1 r
r
m
23 +00 24 +00 25 +00 26 +00 27 +00
- -- ------------ ----- ----- --- -- ---- ---- - - - - -- — — --------- ----------------------- - ----- ------
SSMH CDR 93 c
RIM - 426.91
CL CHNL 12 "PVC(E -W - 416.01
- - STA. :24 +05 - - - �-
CONNECT TO EXISTING 16" W - o
430- ---------- ---- - ........ - -- --- -- - :....- ....:..... - :......... ----- - -- .- - --- — --- --- ------ --- .. :... - - --- :.. 30 0
_ 4
GRADE AT CENTERLINE y
w
4' MIN. COVER (TYP.) N
±105 LF 16 ": DI CL. 52 W /POLYWRAP —
425 - 25 w
- .......... .... EK -16" DIP (W-2.71-6) _ ..... . .... ...... .
-4
420 - : 420
— ------ -------- - -- - -- — -- -------------------------------------- - - - - - - -- ................... _ ............- --- ---- -- ........ -- - - - - --
22 LF of 12' PVC ® 0.60%
146 IF of 12' PVC ®0.60L 146 L c of 12' PvC a
- 187 LF of 12" PVC ® a60x - 415
415 -
- -- - -- -- -- - -- --
-
410 10
-
MH JU MH ' 2 MH 8'
STA 24+00 RT 10' : STA:25 +50 RT 12' STA 27+41 RT 12' CONNECT NEW
INSTALL NEW 48' MH INSTALL NEW 48' MH w INSTALL NEW 48" MH : 12' SANITARY SEWER
RIM - 429.65'7 - RIM 428.44* RIM 426.29+ w TO EXISTING MH
- ------------ -------- . 1E--12 =(S)- 41845'- ........................................... .-- ------ lE 12 (S) 417. 4T.. ............................... ................ ......... ..... . IE-.. }2(0416:24'- - --- .......... IE - -1416. 11
IE 12'(N) 41855' IE 12-(N) 417.57' IE 12'(N) 416.34' REMOVE ELF AND
REPOUR CHANNEL
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�' RENTON DUVALL AVENUE SEWER MAIN
F ,`� MAB =� DUVALL AVENUE NE
I � ' DATUM
� off Planning /Building /Public Woks Dept. NE 8TH STREET TO NE 10TH STREET S -3363
EXPIRES 8 21 09 N0. REVISION BY DATE APPR "�"DMc 9 OF X11
5 -3363
ROLL 2 0�-S 1 1