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<br />Copyright 2003 AIA <br /> <br />MASTERSPEC Short Form <br /> <br />11/03 (R 05/06) <br /> <br />3. Water-Reducing and Retarding Admixture: ASTM C 494/C 494M, Type D. <br />4. High-Range, Water-Reducing Admixture: ASTM C 494/C 494M, Type F. <br />5. High-Range, Water-Reducing and Retarding Admixture: ASTM C 494/C 494M, <br />Type G. <br />6. Plasticizing and Retarding Admixture: ASTM C 1017/C 1017M, Type II. <br /> <br />2.5 RELATED MATERIALS <br /> <br />2.6 <br />A. <br />B. <br />C. <br />D. <br />E. <br />F. <br /> <br />A. Vapor Retarder: Multi-ply reinforced polyethylene sheet, ASTM E 1745, Class C, or <br />polyethylene sheet, ASTM D 4397, not less than 10 mils (0.25 mm) thick. <br /> <br />B. Joint-Filler Strips: ASTM D 1751, asphalt-saturated cellulosic fiber, or ASTM D 1752, cork or <br />self-expanding cork. <br /> <br />CURING MATERIALS <br /> <br />Evaporation Retarder: Waterborne, monomolecular film forming; manufactured for application <br />to fresh concrete. <br /> <br />Absorptive Cover: AASHTO M 182, Class 2, burlap cloth made from jute or kenaf, weighing <br />approximately 9 oz./sq. yd. (305 g/sq. m) when dry. <br /> <br />Moisture-Retaining Cover: ASTM C 171, polyethylene film or white burlap-polyethylene <br />sheet. <br /> <br />Water: Potable. <br /> <br />Clear, Waterborne, Membrane-Forming Curing Compound: ASTM C 309, Type 1, Class B. <br /> <br />Clear, Solvent-Borne, Membrane-Forming Curing and Sealing Compound: ASTM C 1315, <br />Type 1, Class A. <br /> <br />G. Clear, Waterborne, Membrane-Forming Curing and Sealing Compound: ASTM C 1315, <br />Type 1, Class A. <br /> <br />2.7 CONCRETE MIXTURES <br /> <br />A. Comply with ACI 301 requirements for concrete mixtures. <br /> <br />B. Normal-Weight Concrete: Prepare design mixes, proportioned according to ACI301, as <br />follows: <br /> <br />1. Minimum Compressive Strength: [4500 psi (31 MPa)] [4000 psi (27.6 MPa)] [3500 psi <br />(24.1 MPa)] [3000 psi (20.7 MPa)] <Insert strength> at 28 days. <br />2. Maximum Water-Cementitious Materials Ratio: [0.50] [0.45] <Insert ratio>. <br />3. Slump Limit: [4 inches (100 mm)] [5 inches (125 mm)] [8 inches (200 mm) for <br />concrete with verified slump of 2 to 4 inches (50 to 100 mm) before adding high- <br />range water-reducing admixture or plasticizing admixture] <Insert dimension>, plus <br />or minus 1 inch (25 mm). <br /> <br />CAST-IN-PLACE CONCRETE (LIMITED APPLICATIONS) <br /> <br />03301 - 3 <br />