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PART1 GENERAL <br />1.1 SECTION INCLUDES <br />1.2 RELATED SECTIONS <br />SECTION 02620 <br />GEOSYNTHETIC LINER <br />This specification describes requirements for the manufactur, fabrication (if <br />needed), supply, and installation of polyethylene geosynthetic for lining of the <br />Tailings Pond as shown on the Drawings, and construction QC monitoring and <br />testing. All procedures, operations, and methods shall be in strict compliance with <br />the Specifications, Construction Quality Assurance (CQA) Plan, and the Drawings. <br />A. Section 02610: Earthwork <br />1.3 QUALITY STANDARDS <br />A. American Society for Testing Materials (ASTM): <br />1. ASTM D5994, Standard Test for Measuring Core Thickness of <br />Textured Geosynthetic <br />2. ASTM D6693, Standard Test Method for Determining Tensile <br />Properties of Nonreinforced Polyethylene and Nonreinforced <br />Flexible Polypropylene Geosynthetics <br />3. ASTM D4833, Standard Test Method for Index Puncture <br />Resistance of Geotextiles, Geosynthetics, and Related Products <br />4. ASTM D1248, Specification for Polyethylene Plastics Molding and <br />Extrusion Materials <br />5. ASTM D4218, Test Method for Carbon Black Content in <br />Polyethylene Compounds by the Muffle- Furnace Technique. <br />6. ASTM D792, Test Method for Specific Gravity and Density of <br />Plastics by Displacement <br />7. ASTM D1238, Standard Test Method for Flow Rates of <br />Thermoplastics by Extrusion Plastometer <br />8. ASTM D1505, Standard Test Method for Density of Plastics by <br />Density- Gradient Technique <br />9. ASTM D1603, Test Method for Carbon Black in Olefin Plastics <br />Rio Grande Silver Tailings Evaporation Pond 02620 -1 Geosynthetic Liner <br />August 2011 02620 <br />