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PART 3: EXECUTION <br />3.01 STRUCTURAL CONCRETE <br />Place structural concrete as shown on DRAWINGS. <br />3.02 INSTALLATION <br />S: \Projects \1125E CCV CQA \I - Tech Specs \03300 r1 doc <br />amecc <br />PART 2: PRODUCTS <br />2.01 MATERIALS <br />A. Portland Cement, ASTM C 150, Type II. <br />B. Coarse Aggregate, ASTM C 33, except that clay and shale particles shall not exceed 1 percent of total <br />aggregate. <br />C. Fine Aggregate, ASTM C 33, washed natural sand. <br />2.02 MIXES <br />A. Mix Designs: <br />Concrete mix design shall be designed by an independent testing laboratory. <br />B. Cast -In -Place Concrete: <br />1. Cast -in -place concrete with reinforcing steel shall have a minimum 28 -day compressive <br />strength of 4,000 psi. <br />2. Maximum Aggregate size of 1 -inch. <br />3. Placement slump between 2- inches and 5- inches. <br />4. Air entrainment of 5% to 8 %. <br />2.03 CURING COMPOUNDS <br />Concrete curing compound shall be a clear compound complying with ASTM C 309, Type 1 -D, Class A and <br />B, such as "RES -X" by Burke, or an equivalent approved by CERTIFYING ENGINEER <br />A. Ready -Mix Concrete shall be batched, transported, and placed in accordance with ASTM C 94. Each <br />batch delivered to the Site shall be accompanied by a certified weight master's delivery ticket. <br />B. All mixed concrete delivered to the Site shall be placed within 90 minutes from the time of <br />introduction of cement and water into the mix. <br />C. No water shall be added after leaving the batch plant without the approval of CERTIFYING <br />ENGINEER. <br />D. Placement of concrete, once started, shall be performed as a continuous operation until the scheduled <br />placement is completed. <br />Section 03300 Page 2 of 4 September 3, 2008 <br />Cast -In -Place Concrete Revision 1 <br />