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3. No modification to reference specification. <br /> B. The foundation materials shall be in accordance with the plans. <br /> C. TRUNCATED DOME SYSTEMS FOR PEDESTRIAN CURB RAMPS. <br /> 1. The approved products are those listed on the MnDOT web site—No Stainless Steel ramps are allowed. <br /> http://www.dot.state.mn.us/prod ucts/detecta blewa rn i ngsu rfaces/i ndex.html. <br /> 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. 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 constructed to provide an <br /> approach over which a vehicle may be driven onto the pavement. <br /> 3.2 FIELD QUALITY CONTROL <br /> A. Testing <br /> 1. The Owner may conduct various material tests throughout the construction to determine conformance <br /> 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 WALKS-CONCRETE <br /> August 2019 PAGE 02775-2 <br /> V122717©Bolton&Menk,Inc.2019,All Rights Reserved <br />