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SECTION 4 – SANITARY <br />54 <br />Dewatering shall be performed such that dry working conditions are maintained for all the <br />excavated trenches and excavations for structures. <br />The Dewatering System shall be installed in such a manner, so it does not interfere with traffic <br />maintenance. <br />Diesel dewatering equipment, including generators, may be used. Any diesel equipment utilized <br />must be sound attenuated. The equipment noise level shall comply with Article 7 – Noise Control, <br />of the City of South Bend Code of Ordinances. A spill containment system (minimum size equal <br />to the fuel tank volume) shall be provided and placed. <br />A sediment filter shall be attached to the end of the dewatering discharge pipe. The sediment filter <br />shall be monitored and changed as necessary. The discharge points for the dewatering system shall <br />be approved by the City Engineer prior to commencing construction. <br />4-3.5 SANITARY SEWER SYSTEM INSTALLATION <br />4-3.5 (a) INSPECTION FOR DEFECTS <br />Before installation, the pipe shall be inspected for defects. Material found to be defective before or <br />after laying shall be replaced with sound material. <br />4-3.5 (b) CARE OF PIPE <br />Handle pipe and accessories to ensure delivery to the trench is in sound, undamaged condition. <br />Particular care shall be taken not to damage the pipe coating or lining. If the coating or lining of <br />any pipe or fitting is damaged, it shall be repaired immediately. <br />No other pipe or material of any kind shall be placed inside a pipe or fitting after the coating has <br />been applied. Pipe shall be carried into position and not dragged. Use of pinch bars and tongs for <br />aligning or tuning pipe will be permitted only on the bare ends of the pipe. <br />The interior of pipe and accessories shall be thoroughly cleaned of foreign matter before being <br />lowered into the trench and shall be kept clean during laying operations by plugging or other <br />approved method. <br />4-3.5 (c) PIPE JOINTS <br />Prior to making pipe joints on water main, clean and dry all surfaces of pipe joints and jointing <br />material. Use lubricants, primers, adhesives, and similar materials as recommended by the <br />manufacturers. Place, fit, joint, and adjust the jointing materials or factory fabricated joints as <br />recommended by the manufacturer to obtain the degree of water tightness required. As soon as <br />possible after the joint is made, place sufficient backfill material along each side of the pipe to resist <br />forces that might tend to move the pipe off line and grade. <br />Rubber gaskets that are not to be installed immediately shall be stored in a cool dark place.