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<br /> <br />02221 - 2/3 <br />A. Testing of density of compacted backfill material is required at every 300 LF of trench <br />restoration and for each lift. <br />1.08 INSPECTION COORDINATION: The CONTRACTOR shall provide access to the <br />WORK for the ENGINEER as requested for inspection. The Contractor shall provide 48 <br />hours notice of its intention to begin new WORK activities. <br />1.09 WARRANTY: (Not Used) <br />PART 2 - PRODUCTS <br />2.01 MATERIALS: The CONTRACTOR shall furnish materials as required to complete the <br />Work under this Section. <br />PART 3 - EXECUTION <br />3.01 EXTENT OF OPEN EXCAVATION: The CONTRACTOR shall perform the excavation <br />such that at any time the amount of excavation open will be held to a minimum <br />consistent with normal and orderly prosecution of the work, or as restricted by permit <br />conditions. <br />3.02 CUTTING PAVEMENT: When excavations are required in paved areas the <br />CONTRACTOR shall conform to the following. <br />A. When excavations are to be made in paved surfaces, the pavement shall be cut <br />ahead of the excavation by means of suitable sharp tools to provide a uniform sharp <br />edge with minimum disturbance of remaining materials. <br />B. Asphalt paving and other improvements in the right-of-way and on other private <br />property affected by this construction shall be duly protected and, where disturbed, <br />shall be restored or replaced to meet original conditions. <br />3.03 TRENCH EXCAVATION: The CONTRACTOR shall perform trench excavation in <br />accordance with the following. <br />A. All excavation for piping shall be open cut unless otherwise specified on the plans. <br />Trench sides shall be approximately vertical between an elevation of one foot above <br />the top of the pipe and the centerline of the pipe; otherwise, trench sides shall be as <br />vertical as possible or as required. Trenches may be excavated by machinery to a <br />depth that will not disturb the finish grade. <br />B. Trench width shall be as narrow as practical and shall not be widened by scraping or <br />loosening material from the sides. <br />3.04 EXCAVATION BELOW NORMAL GRADE: <br />A. In the event the CONTRACTOR through error or carelessness excavates below the <br />elevation required, the CONTRACTOR shall at his own expense backfill with <br />selected gravel and compact to obtain a suitable pipe bedding all as directed and to <br />the satisfaction of the ENGINEER. <br />B. In the event unstable or unsuitable bedding material is encountered at or below the <br />pipe bedding level the CONTRACTOR shall removed such material and replaced <br />with it suitable compacted material. <br />3.05 BACKFILLING TRENCHES: