River Crossing Pipe Sample Clauses

River Crossing Pipe. ‌ 1. Watermain for river crossings shall be restrained joint ductile iron pipe manufactured with requirements of AWWA C151/A2.21.21. Push-on joints for such pipe shall be in accordance with AWWA C111/A21.11. Pipe shall be Class 55 thickness in accordance with AWWA C150/A21.50. All ductile iron pipe shall be zinc coated, regardless of class. 2. Fittings shall be ductile iron in accordance with applicable requirements of either AWWA C153/A21.53 or C110/A21.10, and shall utilize a push-on or mechanical joint where applicable. 3. Restrained joints for river crossing pipe and fittings shall be designed for a working pressure of 350 psi. Joints shall be capable of being deflected, after assembly, 4%, in 6 through 12-inch sizes, and 3% in 14 through 24-inch sizes. 4. Pipe and fittings shall have a cement mortar lining and seal coating, where applicable, in accordance with AWWA C104/A21. 5. The preferred method of installation is jack and bore of casing pipe for river crossing or HDD with fused HDPE to avoid disturbance to the riverbed during construction. 6. Pipe shall be installed per the requirements of permits issued by the US Army Corps of Engineers, Illinois Division of Natural Resources and any other agency having jurisdiction. 7. Valves shall be provided at both ends of the river and creek crossings so the section can be isolated for testing and repair. The valves shall be easily accessible, and not subject to flooding and located in a valve vault according to Section 2.03