HomeMy WebLinkAbout300.6NOTES:
1.WET TAPPING OF EXISTING WATER MAINS SHALL BE PERFORMED BY A CITY APPROVED WET TAP CONTRACTOR (SPEER TAPS, INC.,
LEGACY TAPPING, INC. OR OTHER FIRM APPROVED BY CITY ENGINEER).
2.CONTRACTOR SHALL POTHOLE AND VERIFY THE HORIZONTAL AND VERTICAL ALIGNMENT OF EXISTING WATER MAIN AND SHALL LAY THE
NEW WATER MAIN TO MATCH.
3.TAPPING TEE SHALL BE STAINLESS STEEL OR STEEL WITH FULL CIRCLE SEAL WITH CORTEN OR STAINLESS STEEL NUTS AND BOLTS.
4.ALL TEES AND VALVES SHALL BE WATER TESTED BEFORE TAPPING OR ASSEMBLY SEALS SHALL BE TESTED VIA AIR PRESSURE AFTER THE
TAPPING SLEEVE IS INSTALLED TO THE MAIN AND THE TAPPING VALVE IS INSTALLED.
5.TAPPING TEES MAY BE SIZE-ON-SIZE, PROVIDED THE SHELL CUTTER DIAMETER IS AT LEAST 2" SMALLER THAN THE EXISTING MAIN
DIAMETER.
6.TAPPING TEES SHALL NOT BE INSTALLED ON STEEL OR ASBESTOS CEMENT WATER MAINS.
COMPACTED BEDDING GRAVEL
PER SECTION 9-03.12(3) OF THE
WSDOT STANDARD SPECIFICATIONS
CONCRETE
SUPPORT
BLOCKS
CONCRETE BLOCKING
PER STD PLAN 330.1
MAIN
NEW
WATER MAIN
ELEVATION
PUBLIC WORKS
DEPARTMENT
APPROVED:
DATEMartin Pastucha
Public Works Administrator
TAPPING TEE
STD. PLAN - 300.6
6/28/2023