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3.05 SCHEDULES <br />CONTRACTOR shall notify MANAGER at least forty -eight (48) hours before each concrete placement. <br />3.06 FIELD QUALITY CONTROL <br />A. Concrete testing will be performed by CONTRACTOR. <br />B. Four standard 6 -inch diameter by 12 -inch long test cylinders shall be prepared for every 50 yards of <br />concrete placed or for each placement, whichever is greater, at the discretion of the MANAGER, <br />DESIGN ENGINEER and CERTIFYING ENGINEER. <br />C. Standard compression tests shall be performed to determine the compressive strength: one at seven <br />(7) days, one at fourteen (14) days, and one at twenty -eight (28) days. The fourth cylinder shall be <br />kept in reserve for additional testing, if necessary. <br />D. Slump testing shall be performed at the time the cylinders are prepared. <br />* ** END OF SECTION * ** <br />amec <br />Section 03300 Page 4 of 4 September 3, 2008 <br />Cast -In -Place Concrete Revision 1 <br />S \Projects \1125E CCV COA \I - Tech Specs \03300 r1 doc <br />