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<br />700-2 <br /> <br />703.0 <br /> <br />CONSTRUCTION <br /> <br />The construction requirements under ~is section'shall conform <br />with "construction Requirements" of Minnesota Department of <br />Transportation, Specifications, Division II except as modified <br />herein. . <br /> <br />703.1 <br /> <br />EXCAVATION (2105) <br /> <br />Common excavation shall be i~ accordance with the provisions of <br />Minnesota Department of Transportation Construction specifica- <br />tions 2105, except as modified below: <br /> <br />Topsoil will be salvaged and stockpiled as directed by the <br />ENGINEER for future use. <br /> <br />As determined by the ENGINEER, excess excavated material shall <br />be described in the Special Conditions, section 100. <br /> <br />703.2 <br /> <br />SUBGRADE PREPARATION <br /> <br />subqrade preparation, where required by the ENGINEER, shall be <br />accomplished in accordance with 2112 of the speoifications <br />except that the top 12" of t.he subgrade shall receive subgrade <br />preparation prior to placing a base or surface course rather <br />than the top 6" as required in,MnDOT specifications, section <br />2112. Tests on the prepared subgrade shall be completed as <br />outlined in other portions.of .the specifications. <br /> <br />Subgrade preparation shall be considered as an incidental item <br />to roadway on parking lot paving and no payment will be made <br />therefor. <br /> <br />703.3 <br /> <br />CASTING ADJUSTMENTS <br /> <br />All manhole, catch basins, and water valve castings that fall <br />within the bituminous roadway shall be adjusted according to <br />Minnesota Department of ~ransportatioq 2506. All adjustments <br />shall be made after placement of the base course and prior to <br />. placement of the wearing course. All castings shall be adjusted <br />to a final elevation which will be 1/4" below the finished <br />wearing surface. Backfilling of necessary excavations shall be <br />with bituminous base oourse mixture.' Mortar 1/4" thick shall be <br />applied to the inside and outside surface of the adjusting rings <br />after the adjustment has been made. <br /> <br />Prior to placement of the wearing course, the oontractor shall <br />contact the City of Roseville Utility superintendent at 490-2312 <br />and schedule a final inspection-~wall,manholes, catch basins, <br />and gate valves on the project. to ensure that each has been <br />raised, cleaned, and is in good working condition. certification <br />from the utility superintendent that this inspection has been <br />completed will be required prior to the placement of the wearing <br />oourse. <br /> <br />.~' <br /> <br />I <br />rl <br />f. <br />fl <br />fl <br />fl <br />[I <br />fl <br /> <br />I <br /> <br />1"1 <br /> <br />..1 <br />~I <br /> <br />I <br />II <br /> <br />\1 <br /> <br />\1 <br />il <br />I <br />:1 <br />I <br />I <br />I <br />