(A) Before installation, the contractor shall visually inspect for cracks or defects in all pipes and damaged or unsound pipes will be rejected. Pipe material shall be handled by skids, hoists or other approved means and the use of end hooks to install or move the pipe shall be prohibited. The contractor shall uncover the existing mains a sufficient time ahead of the pipeline operation to determine the special fitting required between the existing and new water mains. The contractor shall clean all pipe interiors of foreign matter before lowering them into the trench. When the pipe laying operation stops for 30 minutes or more, the open ends of the pipe shall be closed with a water-tight plug or other approved means to prevent the ingress of foreign material. If water is in the trench, the seal shall remain in place until the trench has been pumped dry. The contractor shall place the pipe in the trench in sound, undamaged condition and care shall be taken not to injure the pipe coating or lining. Cutting of the pipe shall be done by means of an approved mechanical cutter in a neat and workmanlike manner without damage to the pipe. The contractor shall close and block all pipe ends or fittings left for further connections with a water-tight plug of the same material as the pipe. All pipe and pipe joints shall be installed in accordance with the best construction practices and manufacturer’s recommendations as well as the current revision of AWWA C-600 Standard for “Installation of Ductile Iron Water Mains and their Appurtenances”, as modified by these specifications. Bolt and nut package to be core blue stainless bolts for valves and hydrants.
(B) All water mains shall have a blue warning tape four inch wide installed 24 inches to 36 inches below the finish grade. The tape shall read, “Buried Water Line Below”.
(C) Water main pipe envelope shall be minimum Class C, Type 2, unless otherwise noted on plans.