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2.4 EXTRUDATE ROD OR BEAD <br /> A. Meeting the geomembrane manufacturer requirements. <br /> B. Made from same resin as the geomembrane. <br /> C. Thoroughly disperse additives throughout rod or bead. <br /> D. Containing 2 to 3 percent carbon black. <br /> E. Free of contamination by moisture or foreign matter. <br /> 2.5 WELDING EQUIPMENT <br /> A. Supply seam welding accessories meeting the following requirements: <br /> 1. Maintain sufficient operational seaming apparatus to continue work without <br /> delay. <br /> 2. Use power source capable of providing constant voltage under combined line <br /> load. <br /> 3. Provide protective lining and splash pad large enough to catch spilled fuel <br /> under electric generator, if located on liner. <br /> 4. Tensiometers capable of measuring seam strength, calibrated and accurate <br /> within 2 pounds. <br /> 5. Dies for cutting seam samples in first class condition. <br /> 2.6 MANUFACTURER SOURCE QUALITY CONTROL <br /> A. Perform the following quality control tests at the manufacturing plant or other <br /> laboratories on geomembrane products: <br /> Forward Landfill WMU FU-04 HIGH DENSITY POLYETHYLENE <br /> 02778 10 (HDPE) GEOMEMBRANE <br />