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ameO <br /> 3.03 SCHEDULES <br /> CONTRACTOR shall notify MANAGER at least forty-eight(48)hours before each concrete placement. <br /> 3.04 FIELD QUALITY CONTROL <br /> A. Concrete testing will be performed by CONTRACTOR. <br /> B. Four standard 4-inch diameter by 8-inch long test cylinders shall be prepared for every 50 yards of <br /> concrete placed or one per day,whichever is greater,at the discretion of the MANAGER,DESIGN <br /> ENGINEER,and CERTIFYING ENGINEER. <br /> C. Standard compression tests shall be performed to determine the compressive strength: one at seven <br /> (7)days and two at twenty-eight(28)days The fourth cylinder shall be kept in reserve for additional <br /> testing,if necessary. <br /> D. Slump testing shall be performed at the time the cylinders are prepared. <br /> ***END OF SECTION*** <br /> Section 03320 Page 3 of 3 May 9,2012 <br /> Concrete Plug Revision 1 <br />