Add No 1 - Laserfiche WebLink

Home Browse Search

2. Torque wrenches shall be used until, in the opinion of the ENGINEER, the mechanics have become accustomed to the proper amount of pressure to apply on standard wrenches. F. Cutting of the ductile iron pipe for inserting valves and fittings, shall be done by the CONTRACTOR in a neat and workmanlike manner without damage to the pipe, the lining, or the coating. 1. Pipe 16 inches and larger in diameter shall be cut with a mechanical pipe saw. 2. After cutting the pipe, the plain end shall be beveled with a heavy file or grinder to remove sharp edges. G. Areas of loose or damaged polyethylene lining associated with field cutting shall be repaired as recommended by the pipe manufacturer. 1. Repair methods shall be as recommended by the manufacturer and shall be submitted to the ENGINEER for review. H. Work within the pipe shall be performed with care to prevent damage to the lining. 1. Damaged lining shall be repaired or the pipe section replaced as required by the ENGINEER. 2. No cable, lifting arms or other devices shall be inserted into the pipe. 3. Lifting, pulling or pushing mechanisms shall be applied to the exterior of the pipe barrel. I. Homing the pipe shall be accomplished by the use of a hydraulic or mechanical pulling device, unless otherwise approved by the ENGINEER. 1. No pipe shall be driven or struck in order to seat it home. J. Cleaning methods shall meet the ENGINEER's approval, and must be sufficient to remove silt, rocks, or other debris, which may have entered the pipeline during its installation. K. Maximum tap size for corporation stops (Mueller thread) in ductile iron pipe shall be 1½ -inches. 3.05 INSTALLATION OF POLYVINYLCHLORIDE (PVC) PIPE A. PVC pipes shall be installed in accordance with ASTM D2321. City of Sunny Isles Beach NE 174th Street Roadway Improvements 15105 - 19 Pipes and Tubes 14-1758 / 09-19-2014