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COURTHOUSE SQUARE <br />OUTLINE SPECIFICATION <br />PROJECT NO. 9828 <br />July 23, 1998 <br />Page 19 <br />(10) Sponge Rubber: Expanded closed-cell neoprene; ASTM D1056-86, <br />Type 2C5. <br />c. Fabrication: <br />i. Mix Design: In accordance with ACI 309-89 and ACI 211.1-91. <br />ii. Mix Proportions: in accordance with ACI 211.1-95. <br />iii. Air Content: 4 to 6 percent in accordance with ASTM C231-91. <br />iv. Slump: 4 inches to 8 inches. <br />v. Concrete Mixing: In accordance with ACI 304R-95. <br />d. Source Quality Control: <br />i. Batch Plant Equipment: Semi-automatic or fully automatic in accordance with <br />ASTM C94-90. <br />e. Field Quality Control: <br />i. Provide batch weight ticket for each load of concrete delivered to site. <br />