Specifications - City of Montpelier, Vermont

Title:Montpelier District Heating02665 – Water SystemsCity of Montpelier, VTIssue Date:September 28, 2012Page #:3 of 7G. Curb StopsCurb stops shall be ball style, rated for 300psi working pressure as manufactured byMueller or approved equal.PART 3 EXECUTION3.1 GENERALA. Pipe and fittings shall be handled with care to insure that the pipe and fittings are in sound,undamaged condition. Particular care shall be taken to prevent damage to pipe coating andlining.B. The CONTRACTOR shall furnish slings, straps and/or other approved devices to support thepipe when it is lifted. Pipe and fittings shall not be dropped from trucks onto the ground orinto the trench. Transporting pipe and fittings from storage areas shall be restricted tooperations, which will not cause damage to the pipe or lining.C. All pipe and fittings shall be examined before laying and no pipe or fittings shall be installedwhich are found to be defective. Damaged pipe coatings and/or lining shall be repaired asapproved or directed by the ENGINEER.D. Any pipe showing a distinct crack with no evidence of incipient fracture beyond the limits ofthe visible crack, if approved, may have the cracked portion cut off by, and at the expense of,the CONTRACTOR before the pipe is laid so that the pipe used in sound. The cut shall bemade in the sound portion of the barrel at least 12 inches from the visible limit of the crack.E. If any defective pipe is discovered after it has been laid, the CONTRACTOR shall removethe defective pipe and replace it with sound pipe at no additional cost to the OWNER.3.2 CONTROL OF ALIGNMENT AND GRADEA. Easement and property and other control lines necessary for locating the Work as well aselevations and bench marks used in the design of the Work shall be shown on theconstruction drawings. The CONTRACTOR shall use this information to set line and use alevel or transit to set grade.B. The use of string levels, hand levels, carpenter’s levels or other similar devises fortransferring grade or setting pipe are not to be permitted.C. CONTRACTOR shall not proceed until he has made timely request of the WaterSuperintendent or his authorized agent for, and has received from him, such controls andinstruction as may be necessary as Work progresses. The Work shall be done in strictconformity with such controls and instructions.D. The CONTRACTOR shall carefully preserve bench marks, reference points and stakes, andin case of willful careless or accidental destruction by his own men, he will be responsible forWATER SYSTEMS 02665 3