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(07-05-01) 172nd St. Roadway Improvements
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Last modified
1/28/2011 11:58:40 AM
Creation date
1/28/2011 11:57:31 AM
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CityClerk-Bids_RFP_RFQ
Project Name
172nd St. Roadway Improvements
Bid No. (xx-xx-xx)
07-05-01
Project Type (Bid, RFP, RFQ)
Bid
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<br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br /> <br />D. Before the prime coat is applied, all loose material, dust, dirt or other foreign <br />material which might prevent bond with existing surface shall be moved to the <br />shoulders to the full width of the base by means of revolving brooms, mechanical <br />sweepers, blowers, supplemented by hand sweeping or other approved <br />methods. The glazed finish shall have been removed from the base. The prime <br />coat shall be applied by a pressure distributor so that approximately 0.1 gallons <br />per square yard is applied uniformly and thoroughly to a clean surface. <br /> <br />E. Prior to the application of the surface course, all loose material, dust, dirt and all <br />foreign material which might prevent proper bond with the existing surface shall <br />be removed to the full width of the repair by means of approved mechanical <br />sweepers and supplemented by hand sweeping if required. <br /> <br />F. Apply bituminous tack coat at a rate between 0.02 and 0.10 gallons per square <br />yard. Bituminous material shall be heated as per manufacturers <br />recommendations. <br /> <br />G. The truing and leveling asphaltic concrete shall be placed in lifts of three-quarter <br />inches (3/4") maximum. Overlay asphalt shall be placed in one 1" lift. <br /> <br />H. All manhole castings, valve boxes or other utility castings within the area to be <br />surfaced shall be adjusted to the proposed surface elevation by the Contractor. <br />The work shall be accomplished in such a manner as to leave the casting fixed <br />permanently in its correct position at no additional cost to the Owner. <br /> <br />3.02 PAVEMENT REPAIR <br /> <br />A. All damage to pavement as a result of the work (construction or maintenance) <br />under this contract shall be repaired according to the plans and specifications at <br />the Contractor's cost. Pavement shall be repaired to match the original surface <br />material and original grade, however, the asphalt concrete thickness shall not be <br />less than 1 inch. The repair shall include the preparation of the subgrade, the <br />placing and compacting of the limerock base in 6" maximum lifts, the preparation <br />and priming of the base, the placing and maintaining of the surface treatment, all <br />as specified herein and as shown on the Drawings. <br /> <br />B. The width of all repairs shall extend at least 12 inches beyond the limit of the <br />damage or as shown on the Drawings. The edge of the pavement to be left in <br />place shall be saw cut to a true edge and should provide a clean edge to abut the <br />repair. The line of the repair shall be reasonably uniform with no unnecessary <br />irregularities. <br /> <br />3.03 TESTING <br /> <br />A. The Contractor shall have density, soil bearing, materials and such other tests <br />performed as directed by the Engineer and shall pay the costs of such tests in <br />accordance with Section 01410. The Contractor shall fully cooperate with the <br />testing agency. <br /> <br />END OF SECTION <br /> <br />06/07 <br /> <br />02513-2 <br /> <br />03-4197 <br />
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