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5 . Manufacturing standard reference , e . g . , ASTM F714 or D- <br /> 3035 , as required . <br /> 6 . A production code from which the date and place of <br /> manufacture can be determined . <br /> B . Number 10 stranded conductor copper trace wire shall be spiral <br /> wrapped or affixed to the top of all pipe and fittings . See Trace <br /> Wire Detail M- 16 for specifications regarding installation . <br /> 3 . 13 INSTALLATION BY OPEN CUT METHOD <br /> A. Polyethylene ( PE ) Pipe shall be installed in accordance with the <br /> instruction of the manufacturer, as shown on the Drawings and as <br /> specified herein . A factory qualified joining technician as <br /> designated by the pipe manufacturer shall do all heat fusion joints . <br /> B . Care shall be taken in loading , transporting and unloading to <br /> prevent injury to the pipe . Pipe or fitting shall not be dropped . All <br /> pipe or fittings shall be examined before installation , and no piece <br /> shall be installed which is found to be defective . Any damage to <br /> the pipe shall be repaired as directed by the Engineer of Record <br /> and IRCDUS . If any defective pipe is discovered after it has been <br /> installed , it shall be removed and replaced with a sound pipe in a <br /> satisfactory manner by the Contractor, at his own expense . <br /> C . Under no circumstances shall the pipe or accessories be dropped <br /> into the trench . <br /> D . Care shall be taken during transportation of the pipe such that it <br /> will not be cut, kinked or otherwise damaged . <br /> E . Ropes , fabric or rubber protected slings and straps shall be used <br /> when handling pipes . Chains , cables or hooks inserted into the <br /> pipe ends shall not be used . Two slings spread apart shall be <br /> used for lifting each length of pipe . <br /> F . Pipes shall be stored on level ground , preferably turf or sand , free <br /> of sharp objects , which could damage the pipe . Stacking of the <br /> polyethylene pipe shall be limited to a height that will not cause <br /> excessive deformation of the bottom layers of pipes under <br /> anticipated temperature conditions . Where necessary due to <br /> ground conditions , the pipe shall be stored on wooden sleepers , <br /> spaced suitably and of such width as not to allow deformation of <br /> the pipe at the point of contact with the sleeper or between <br /> supports . <br /> G . Care shall be exercised when lowering pipe into the trench to <br /> prevent damage or twisting of the pipe . <br /> 3 - 6 <br />