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Forward Compost Facility Stormwater Improvements <br />02778 6 HDPE GEOMEMBRANE <br />compensation for defective material will be provided to the OWNER on a pro rata basis for the estimated cost to the OWNER at that time of supplying and installing material to a clean, dry, and unencumbered condition by a third party installer. <br />B. Installation: Provide an installation warranty for geomembrane material in compliance with the conditions of the Contract. Provide a minimum of 2 year non-pro rata warranty for the installation against defects. PART 2 PRODUCTS 2.1 GEOMEMBRANE LABELING <br />A. Provide the following information of geomembrane roll labels. 1. Length, width, and weight. 2. Name of manufacturer and fabricator. 3. Directions for unrolling. 4. Product identification; lot number, batch number, and roll number. 2.2 GEOMEMBRANE RESIN <br />A. High Density Polyethylene (HDPE), new, first quality, compounded, and manufactured specifically for producing HDPE geomembrane. <br />B. Do not mix resin types during manufacturing. <br />C. Meeting the following requirements unless otherwise approved: <br /> Test Test Designation Requirements <br /> <br />Specific Gravity1 <br /> <br />ASTM D792, Method B, or ASTM D1505 <br /> <br />≥ 0.932 g/cm3 <br /> <br />1 Measure on pure resin without additives. <br /> 2.3 TEXTURED GEOMEMBRANE <br /> A. Manufacturing and Properties. 1. High Density Polyethylene geomembrane with a smooth surface on one side and a textured surface on the other side (single side). Grid or “waffle” style texturing is not allowed. 2. Do not exceed a combined maximum total of 1 percent by weight of additives other than carbon black or pigment. Identify percentage of processing aids, antioxidants, and other additives other than carbon black. 3. Do not exceed 3.5 percent by weight of finished geomembrane for total combined processing aids, antioxidants, carbon black, and other additives. 4. Use materials produced in the United States or Canada.