2014-02-07_REPORT - M1980244 (8)

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ameO J. Secure tanks, pipes and other members to be encased in flowable fill. Insure that there are no exposed metallic pipes, conduits, or other items that will be in contact with the flowable fill after placement. If so, replace with non-metallic materials or apply manufacturers recommended coating to protect metallic objects before placing the flowable fill. Replacement or protection of metallic objects is subject to the approval of the CERTIFYING ENGINEER 3.03 CLEANING All form materials and debris resulting from construction shall be disposed of as directed by MANAGER. 3.04 CURING A. General: 1. Concrete shall be protected from loss of moisture for at least seven(7)days after placement. 2. Curing may be accomplished with water or a curing compound. 3. Water or curing compound shall be applied to formed surfaces within one(1)hour of form stripping. B. Water Curing: 1. Water saturation of unformed surfaces shall begin as quickly as possible after initial set of the concrete. 2. The rate of water application shall be regulated to provide complete surface coverage with a minimum of runoff. 3. Concrete surfaces shall not be permitted to become dry during the curing period. C. Curing Compound: 1. Curing compound shall be spray-applied at the MANUFACTURER's recommended coverage rate. 2. Unformed surfaces shall be covered within 30 minutes after final finishing. 3. Curing compound shall be protected against abrasion during the curing period. 3.05 SCHEDULES CONTRACTOR shall notify MANAGER at least forty-eight(48)hours before each concrete placement. 3.06 FIELD QUALITY CONTROL A. Concrete testing will be performed by CONTRACTOR. B. Four standard 4-inch diameter by 8-inch long test cylinders shall be prepared for every 50 yards of concrete placed or for each placement, whichever is greater, at the discretion of the MANAGER, DESIGN ENGINEER and CERTIFYING ENGINEER. Section 03300 Page 4 of 5 May 9,2012 Cast-In-Place Concrete Revision 1