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General Not s.
j. - III work and materials shall be in conformance with the standards
ar.,i specifi.oations of the City of Renton and APWA _Standards and
Soeuifications (1981 Edition)
2. A11 locations of existing utilities shown are approximate only
and it shall be the contractors responsibility to verify the true .
and correct location so as to avoid damage or disturbance.p
j. All .sanitary sewer force main shall be polyvinyl chloride pipe
conforming to AWWA. C900 with rubber ring and thickened bell pipe
joints conforming to ASTM F 477.
4. Ali force main fittings to be cast iron, cement lined, Class 250,
unless otherwise noted on plans conforming to ANSI Spec. A -21 -10 -1977;
ANSI A -21 -11 -1977 or latest revision. All fitting joints to be
mechanical -joint or flanged. Flanged joints shall be drilled in
accordance with ANSI B 16.1 and shall be 125 lb configuration,
unless s eci Ciedon the
P piano. otherwise.
5. The alarms for high wet well level . and for power failure shal . be
provided with the emergency power supply connection (Crouse - :finds
Ark -Tite heavy Duty Circuit Breaking Device or approved equal.)
6. Pumping .station shall "b'semco" wet well mounted sewage pumping
station factory assembled on a common steel base plate and
enclosed in a hinged fiberglass enclosure. The following
equipment shall be furnished: - - -
1. Two (2) Model 470 -15 sewage pumps each rated @ 100
gallons per minute , 35 foot total dynamic head, 1750
RPM, 480 volt, 3 phase, 60 hertz, GNP motors,
2. 4" Sewage i
. ge p ping and valves, 4" suction and discharge,
Central control panel NEMA #1 enclosure, 4 mercury float
- level sensors, station blower and internal wiring within
pump chamber.
3. Auxillary heater
4. Insulated fiberglass cover
5. High wet well alarm w /sensor
6. U.L, approved
7. Elapse time meters (1 each pump)
8. Intrincially safe float system
9. Alarm horn
7. The station requires 3 phase, 60 Hertz power supply and a 115
volt Single phase, 60 Hertz control circuit.
8. Telemetry shall be compatible with City system.
9. Minimum cover over pipes shall he 48 ".
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NO. I REVISION 13Y APPR.I DATE
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C I T Y OF R E N T O N
DEPARTMENT - OF PUBLIC WORKS
sANI TARS' SEWER FOR DENIMS
5-69349
SIGNED OLM DATE FEB. /993 FILE NO.
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COMPLETE DETAILS)
OVE�'F 1W 14.83
010E 4Fi1J6M GF DVerILE
/RON P /PE >0 JoclD .76E T >T"MANNOCE 1NRL6
BFARIAJC (4"x4)
FULL BL /ND FZMS6
ADAPTDR
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e 1.90 °BeAD
co,�c,�ErE stock
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A i i — -
Y I I
Bennett PS &E :I.,,'
SURVEYORS AND ENGINEERS
VlelA)IT� MAP
/ "= 400"
3 ,ys- BUILT (AS} BMA. WB / /�3o /B3
2 GEIJE,Q/jL /7EV /cf /0/)Ju BML DLM 3/4/83
/ CHANGED PUMP PER RENTON DLM DLM 12B83
NO. I REVISION 13Y APPR.I DATE
r i f l 1
�lsnA�
(T ✓G)
3 -H -tS3
5e"0 �« sLrom
3 -S'-63
C I T Y OF R E N T O N
DEPARTMENT - OF PUBLIC WORKS
sANI TARS' SEWER FOR DENIMS
5-69349
SIGNED OLM DATE FEB. /993 FILE NO.
AWN BML
CRB / " =31'
ECKED SCALE I-o eo—r'Ac
-ROVED w B/ SKEET OF
14
IRE �i go -0143
i a _� r r A