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WATER MAIN CROSSING
PLAN
SCALE: 1/4"-1'-0m
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STRUCTURE
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SCALE: 3/810-11-01, 12tL2P I
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EXISTING I
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5 SPACES 0 4'-0'* MAX.
PILE--- 1" DIA. BAR LOW HEAD STRUCTURE PILE
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SWD 60* 4
RUNE
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WALL (TYP.) STRUCTURE
SCALE: 3/80-1'-0w '28 L2P I
NOTES
2
BOLTS
1. THE SEATTLE WATER DEPARTMENT SHALL BE NOTIFIED TWO WEEKS
PRIOR TO CONSTRUCTION (LAKE YOUNGS 255-2242).
W-2-
2. THE WATERLINE LOCATION AND ELEVATION SHALL BE FIELD VERIFIED
AND THE PIPE SUPPORT SYSTEM SHALL BE INSTALLED PRIOR TO
EXCAVATION FOR THE LOW HEAD STRUCTURE.
3. NO EQUIPMENT LOADING SHALL 'BE IMPOSED ON THE SWD 60–INCH
WATERLINE.
4. THE EXCAVATION ON EACH SIDE OF EXISTING WATERLINE DURING
CONSTRUCTION SHALL NOT EXCEED A DIFFERENTIAL OF 2'–Om.
BOLTS
5. THE EXCAVATION BETWEEN THE PILING AND ANY OTHER AREA WHERE
THE WATERLINE FOUNDATION IS REMOVED DURING CONSTRUCTION SHALL
BE BACKFILLED WITH CDF UP TO THE Ct OF THE SWD 60" W AND 10'
NORTH AND SOUTH OF THE 60" W.
8. THE SUPPORT SYSTEM SHOWN IS THE MINIMUM RECOMMENDED.
THE CONTRACTOR SHALL SUBMIT ALL DETAILS AND A SEQUENCE
OF INSTALLATION PRIOR TO CONSTRUCTION.
7. LOCATION OF JOINTS ALONG THE SWD 60* W IS UNKNOWN. ADJUST THE
SPACING AND NUMBER OF SUNG ASSEMBLIES TO CLEAR THE JOINTS
BY 12" MINIMUM.
8, NO MORE THAN 6' OF THE SWD 60" W MAY BE UNSUPPORTED AT ANY
TIME.
9. DRIVE PILES TO 10 TON CAPACITY.
128227
PRB
14 U Municipality of Metropolitan Seattle
NOVEMBER 1992
-U
AM: ECKED-
90m.
SOUTH INTERCEPTOR – PARALLEL
NO:
Jmj A.T.L.
PHASE 1
c
CONTRACT —
TER IN CROSSING
)RAVAN NO-
C122
W/M 4492
PLAN AND DETAILS
EET NO: OF
28 32