HomeMy WebLinkAbout300.1w
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Z TESTING DETAIL
x 18 FT
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a 0 NEW D.I. WATER LINE
TAPPING TEE (MJxFL) VERTICAL CROSS(MJxFL) FOR POLYPIGGING
TAPPING GATE VALVE (FL XMJ) 1—BLIND FLANGE ON TOP WITH 2" TAP AND 2" PLUG
TEMPORARY PLUG (MJ) WITH 2—INCH TAP 1—BLIND FLANGE ON BOTTOM
AND 2—INCH BLOW—OFF ASSEMBLY 1—PLUG(MJ) WITH 2"TAP & 2" BLOW—OFF
CONCRETE BLOCKING TEMPORARY BLOCK
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c� FINAL CONNECTION DETAIL
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W -ALA-- �@ENEW D.I. WATER LINE
AFTER ALL CLEANING BY POLYPIG, PRESSURE TESTING
AND DISINFECTION, REMOVE TEMPORAY BLOCK & BLOW—OFF
AND CONNECT TO VALVE WITH D.I. SLEEVE (MJ) & D.I. SPOOLS
FINAL CONNECTION BY CITY FORCES
NOTES:
1. TAPPING TEES SHALL BE MADE OF CAST IRON, DUCTILE IRON OR
EPDXY—COATED STEEL. BOLTS AND NUTS SHAL BE COR—TEN. ALL TEES
AND VALVES SHALL BE WATER TESTED BEFORE TAP
2. NO SIZE ON SIZE TAPS ON CAST—IRON WATER LINES. TAP SHALL BE AT
LEAST 2" SMALLER DIAMETER THAN THE EXISTING MAIN.
3. NO WET TAP ON ASBESTOS CEMENT LINE OR STEEL LINE
4, WET—TAPPING OF EXISTING CITY OF RENTON WATER MAINS WILL BE DONE BY
SPEER TAP OR SUPERIOR TAPPING INC.
5. CONTRACTOR SHALL POTHOLE AND VERIFY THE HORIZONTAL AND VERTICAL
ALIGNMENT OF EXISTING LINE OR STUB AND SHALL START LAYING THE NEW
LINE AT THE SAME HORIZONTAL AND VERTICAL ALIGNMENT OF THE EXISTING
STUB.
6. CITY FORCES WILL PERFORM THE FINAL CONNECTION FROM THE WATER LINE
TO THE TAPPING VALVE WITH D.I. SLEEVE AND D.I. SPOOL.
�Y STD. PLAN — 300.1
as �+ PUBLIC WORKS CONNECTION TO WATER MAIN WITH
DEPARTMENT TAPPING TEE & VALVE
�N,�p MARCH 2010