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a. To provide satisfactory breakdown of materials to form a dense <br /> homogeneous fill free of visible voids. <br /> b. If hand-operated equipment is used, it shall be capable of achieving <br /> specified densities. <br /> C. If inadequate densities are obtained, provide larger and/or different <br /> types of additional equipment. <br /> d. Roll the finished surface of the final lift with a smooth steel drum <br /> roller or rubber-tired roller to eliminate tire or roller marks and <br /> provide a smooth, dense surface. <br /> D. Moisture Control Equipment:Equipment for applying water shall be of a type and <br /> quality adequate for the Work, shall not leak, and shall be equipped with a <br /> distributor bar or other approved device to assure uniform application. Equipment <br /> for mixing and drying out material shall consist of blades, discs, or other approved <br /> equipment. <br /> 2.10 EXCAVATION <br /> A. Excavation is unclassified. Complete all excavation, regardless of the type, <br /> nature, or condition of the materials encountered. The EARTHWORK <br /> CONTRACTOR shall be responsible for making own estimate of the kind and <br /> extent of the various materials to be excavated in order to accomplish the Work. <br /> 2.11 SLURRY CEMENT MIXTURE <br /> A. Slurry cement backfill cement mixture shall conform to Standard Specifications <br /> Section 19-3.062 Slurry Cement Backfill. <br /> 2.12 CONCRETE <br /> A. Miscellaneous concrete for anchorage of the pipe support columns shall conform <br /> to the applicable provisions in Caltrans Standard Specification Section 51 Minor <br /> Concrete. <br /> 2.13 PIPE SUPPORT AND CLAMP <br /> A. Pipe support and clamp shall conform to the provisions in Caltrans Standard <br /> Specification Section 75, Miscellaneous Metal. <br /> 2.14 POROUS SUCTION CUP LYSIMETERS AND PROTECTIVE VAULT BOX <br /> A. Porous suction cup lysimeters shall conform with the requirements of ASTM <br /> D4696, Standard Guide for Pore-Liquid Sampling from the Vadose Zone. <br /> B. Protective vault box shall be of sufficient durability to protect lysimeter leads <br /> from adverse weather and traffic loads. <br /> FORWARD LANDFILL 02300 <br /> 8 EARTHWORK <br />