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<br /> <br /> Forward Landfill WMU FU-23 02300 7 EARTHWORK <br />Sieve Size Percent Passing by Weight <br />No. 4 0-5 <br />No. 200 0-2 <br /> <br /> B. The minimum hydraulic conductivity to water shall be 1.0 cm/sec. <br /> <br /> C. Coarse Gravel Material placed directly on geotextile and around HDPE pipe shall <br />contain no angular particles. <br /> <br /> D. Coarse Gravel Material shall contain no limestone or other material that will <br />adversely react with leachate. <br /> <br /> E. The Coarse Gravel shall be provided by the EARTHWORK CONTRACTOR <br /> <br />2.7 PROTECTIVE OPERATIONS LAYER <br /> <br /> A. The material shall consist of generally sandy material excavated onsite. The <br />material shall be obtained from the onsite borrow area or from excavation of <br />WMU FU-23. Protective operations layer placed directly above geosynthetics <br />shall have no angular particles greater than 1 inch. <br /> <br /> B. The material shall have a permeability greater than 1 x 10-4 cm/sec under a 4.5-psi <br />confining stress. <br /> <br /> <br />2.8 PLYWOOD SHEETING <br /> <br /> A. Plywood sheeting shall be exterior grade and provided at the dimensions shown <br />on the Construction Drawings. <br /> <br />2.9 EQUIPMENT <br /> <br /> A. General: <br /> <br />1. Equipment used in constructing the Work shall be in good working order and <br />shall be operated in strict accordance with manufacturer’s instructions and <br />recommendations. <br />2. Any soils contaminated by discharge of fluids from leaky or faulty equipment <br />shall be removed and properly disposed and the contaminated area backfilled <br />with clean soil, at no cost to the OWNER. <br /> <br /> B. Clay Processing Equipment <br /> <br /> 1. Use clay processing equipment meeting the following requirements: <br />a. Of a type and of sufficient size to process the onsite clay material to <br />meet requirements for maximum clod size and to provide a <br />homogeneously moisture conditioned material.