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PART 3-- EXECUTION <br /> 3.1 CONSTRUCTION REQUIREMENTS <br /> A. The use of dimensional lumber as forms is permitted if the dimension of the lumber is within%-inch of the <br /> specified dimension of the finished concrete. <br /> B. The width of all driveways shall be established in the field by the project Engineer or Owner. <br /> C. The joints in the driveway pavement shall match with the sidewalk and curb control joints. The Contractor <br /> shall be fully responsible for proper jointing patterns. Mismatched jointing will require removal and <br /> replacement of components in order to achieve the desired results. All removal and replacement of <br /> rejected construction shall be at the Contractor's expense. <br /> D. The tooling tolerances as outlined in MnDOT 2531 for surface uniformity,alignment and jointing shall be <br /> reviewed by the Contractor prior to the construction. Defects found during examinations will require the <br /> Contractor to remove and replace those areas. No deduction in unit price will be acceptable to satisfy <br /> defective areas found. <br /> E. Backfill along exposed edges of slabs and/or behind the curb with selected salvage material from the <br /> excavation to the elevation shown on the design detail plate. <br /> F. The Contractor shall imprint the concrete curb at the locations of the utility service locations if indicated <br /> and in accordance with the plans. <br /> G. When the pavement is placed directly on natural subgrade,earth check dams shall be constructed <br /> immediately after passage of the slip forms or removal of the forms to prevent water from flowing along <br /> the edge of the pavement and undermining the concrete. They shall not be spaced or be of a width to <br /> provide an approach over which a vehicle may be driven onto the pavement. <br /> 3.2 FIELD QUALITY CONTROL <br /> A. Testing <br /> 1. The Contractor shall conduct various material tests throughout the construction to determine <br /> conformance with these specifications, including but not limited to: <br /> (a) Air and slump cone tests. <br /> (b) Beam and cylinder testing. <br /> 2. The Contractor's shall cooperate with the individuals conducting the testing operations. <br /> B. Warranty Period <br /> 1. During the warranty period indicated in the Supplementary Conditions, necessary repairs shall include <br /> but not be limited to defects in concrete and workmanship such as cracking, pop-outs,spalling, <br /> improper joint placement and settlement. <br /> ****END OF SECTION**** <br /> City of Elk River-R13.119052 CONCRETE CURBING AND DRIVEWAY PAVEMENT <br /> August 2019 PAGE 02770-2 <br /> V122717©Bolton&Menk,Inc.2019,All Rights Reserved <br />