Complete Compiled Specification.pdf - Peck Ormsby Construction

3.11 ADJUSTING AND CLEANING
A. Flushing: Flush underground mains and lead-in connections to sprinkler risers before
connection is made to sprinklers, standpipes, or other fire protection system piping.
1. Flush at flow rate not less than that indicated in NFPA 24, or at hydraulically calculated
water demand rate of the system, whichever is greater.
B. Adjusting: adjust fire hydrants to face street and be have base 2-6 inches above adjacent curb
and gutter.
3.12 CLOSING ABANDONED WATER SYSTEMS
A. Abandoned Piping: Close open ends of abandoned underground piping indicated to remain in
place. Include closures strong enough to withstand hydrostatic and earth pressures that may
result after ends of abandoned piping have been closed. Use either procedure below:
1. Close open ends of piping with at least 8-inch-thick, brick masonry bulkheads.
2. Close open ends of piping with threaded metal caps, plastic plugs, or other acceptable
methods suitable for size and type of material being closed. Do not use wood plugs.
B. Backfill to grade according to Division 31 Section "Earth Moving."
END OF SECTION 02008
SEGO LILY ELEMENTARY SCHOOL CLASSROOM ADDITION MARCH 2, 2009
WATER UTILITY PIPING 02008 - 8