HomeMy WebLinkAbout1012 - Trenching DetailPROVIDE 2" DEPTH OF
CLEAN BACKFILL.
SEE IRRIGATION SPECIFICATIONS FOR
BACKFILL AND COMPACTION
REQUIREMENTS.
FINISH GRADE.
NON -PRESSURE
LATERAL LINE PIPING
PRESSURE MAIN LINE PIPING
2'
CONTROL WIRES - TAPE AND BUNDLE
EVERY 10 FEET. INSTALL ADJACENT
6„ TO PRESSURE MAIN LINE.
PROVIDE 2" DEPTH OF CLEAN BACKFILL.
N OTES :
TAPE AND BUNDLE 14g SINGLE STRAND CONTROL WIRE EVERY 10 FT.
INSTALL ADJACENT TO PRESSURIZED MAIN LINE.
COIL 24 IN OF WIRE IN ALL CORNERS.
SEE IRRIGATION SPECS. FOR BACKFILL AND COMPACTION REQUIREMENTS.
MINIMUM BACKFILL DEPTHS FROM FINAL GRADE TO TOP OF MAINLINE
18 IN FOR PIPE SIZES 2 1 /2 IN AND SMALLER
24 IN FOR PIPE SIZES 3 IN AND LARGER.
PROVIDE MINIMUM 2" DEPTH OF CLEAN BACKFILL UNDER IRRIGATION PIPES.
NO ELECTRICAL CONDUIT TO BE PLACED IN IRRIGATION TRENCH.
N.T.S.
CITY OF PALM DESERT APPROVED BY:
DEPARTMENT OF PUBLIC WORKS STD NO.
Feb 19, 2025 TRENCHING 1012
MARTIN ALVAREZ DATE DETAIL
PUBLIC WORKS DIRECTOR