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SALT Schedule of Materials Control - Local Government Agency <br />2404 CONCRETE WEARING COURSE FOR BRIDGES <br />Test Type <br />(concrete manual) <br />Gradation, <br />Quality, Coarse <br />Agg -200 <br />QC/Verification <br />(5-694.145) <br />(5-694.146) <br />(5-694.148) <br />Air Content - Type <br />3 Concrete <br />(Verification) <br />(5-694.541) <br />Slump <br />(Verification) <br />(5-694.531) <br />Compressive <br />Strength <br />(5-694.511) <br />Test <br />Gradation <br />Quality <br />Spec. <br />Contractor Testing <br />Prior to production, provide the <br />Agency with: Aggregate pit <br />3126 numbers, 1 passing gradation <br />3137 result per fraction per source. <br />Test Agency companion samples <br />are Contractor's discretion. <br />Review <br />Concrete <br />Manual <br />Website <br />None <br />None <br />None <br />Minimum Sample Size <br />6 Ib. for # 7 <br />50 Ib. for Coarse Aggregate <br />Agency Testing <br />1 per fraction prior to production <br />and each time aggregate is <br />delivered to the site. <br />1 per 15 yd3, Test at beginning <br />of pour each day. <br />1 per 15 yd3, Test at beginning <br />of pour each day. Allow mix to <br />hydrate 5 minutes before slump <br />test to assure all cement is <br />saturated. <br />Form <br />2410 <br />Sample <br />ID Card <br />Weekly <br />Report of <br />Low <br />Slump <br />Concrete <br />1 cylinder (28 day) per 30 yd3 2409 Cyl. <br />ID Card <br />*companion req'd, double sample size <br />1.1 Ib. Sand <br />30 Ib. Fine Aggregate <br />Contact the MnDOT District IA Inspector to provide servicing of your Federal Aid Project. <br />2017 <br />