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SKILLING, HELLS, CHRISTIANSEN, ROBERTSoi,4, INC.:,
Structural and Civil Engineers
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f� rz 1215 Fourth Avenue, Suite 2200
�7777777- r5,,Tj7l�. Z_
4171
ARCHITECTS
-sr, Cry Seattle, Washington 98161 (206) 292- 1209
7717,
10. REVISION DATE CONSULTANT 701 WELCH ROAO - RALO ALTO. CALFORNA
IF
REL-C)C-AXE EXIST.
HYPR-ANT
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ALL WORK MATERIALS SHALL BE IN CONFORMANCE WITH THE STANDARDS
AND SPECIFICATIONS OF THE CITY OF RENTON UTILITY -DEPARTMENT
AND APWA STANDARDS AND SPECIFICATIONS, 19/7 EDITION.
2. ALL LOCATIONS OF EXISTING UTILITIES SHOWN ARE APPROXIMATE, AND
IT SHALL BE THE CONTRACTOR'S RESPONSIBILITY TO VERIFY THE TRUE
AND CORRECT LOCATION SO AS TO AVOID DAMAGE OR DISTURBANCE.
3. ALL WATER MAIN PIPE TO BE CEMENT LINED DUCTILE IRON PIPE CON—
FORMING TO ASA SPECIFICATION A21-51, CLASS 52. PIPE JOINTS TO
BE PUSH ON OR MECHANICAL JOINT. BEDDING TO BE CLASS D.
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4. ALL FITTINGS TO BE CAST IRON, CLASS250, CONFORMING TO ASA
H /\I 4 2A, L,
SPECIFICATION A21.10.
#7 �`l -7
j 5. ALL WATER MAIN TO MAINTAIN A MINIMUM COVER OF 36 INCHES BELOW
FINISH GRADE. DEPTH OF WATER MAIN MAY BE GOVERNED BY 12—INCH
VALVE CHAMBER. WHERE UTILITY CONFLICTS OCCUR WATER MAINS ARE
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TO BE LOWERED TO CLEAR.
6. ALL WATER MAINS SHALL BE PRESSURE TESTED AND DISINFECTED IN
ACCORDANCE WITH THE SPECIFICATIONS OF THE CITY OF RENTON AND
WASHINGTON STATE HEALTH DEPARTMENT. ALL PRESSURE TESTING SHALL
BE DONE IN THE PRESENCE OF A REPRESENTATIVE OF THE CITY OF
RENTON. ALL MAINS TO BE STERILIZED PRIOR TO PLACING LINES INTO
SERVICE.
7. INSPECTION WILL BE ACCOMPLISHED BY A REPRESENTATIVE OF THE
CITY OF RENTON. IT SHALL BE THE CONTRACTOR'S RESPONSIBILITY TO
NOTIFY THE UTILITY DEPARTMENT 24 HOURS IN ADVANCE OF BACKFILL—
ING ALL CONSTRUCTION.
f 8. CONTRACTOR SHALL SEQUENCE CONNECTIONS AND TESTING OF WATER
MAINS SO AS TO ABSOLUTELY MINIMIZE INTERRUPTED WATER SERVICE
TO.. HOSP I TAL.
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APPROVED BY
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DATE: K I - I Nil EXI L W 516 5
DRAWN BY:
SHEET TITLE PROJECT NO.-