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Denison Mines (USA) Corp. <br />Van 4 Mine - Ore Storage Pad <br />POLYVINYL CHLORIDE (PVC) GEOMEMBRANE LINER <br />PART I GENERAL <br />1.01 REFERENCE STANDARDS <br />A. American Society for Testing and Materials (ASTM) <br />1. D 751 Hydrostatic Burst Test, Section 33, Procedure A <br />2. D 792 Specific Gravity <br />3. D 1004 Standard Test Method for Initial Tear Resistance of Plastic Film and Sheeting <br />4. D 1203 Volatile Loss <br />5. D 1204 Dimensional Stability <br />6. D1239 Water Extraction <br />7. D 1790 Low Temperature Impact <br />8. D 4551 PVC Plastic Concealed Water Containment Membrane <br />9. D 5199 Standard Test Method for Measuring the Nominal Thickness of Geosynthetics <br />10. D 6243 Standard Test Method for Determining the Internal and Interface Shear <br />Resistance of Geosynthetic Clay Liner by the Direct Shear Method <br />11. D 7176 Standard Specification for Non-Reinforced Polyvinyl Chloride (PVC) <br />Geomembranes used in Buried Applications <br />B. The most current version of the specified test method shall be followed by the <br />MANUFACTURER, INSTALLER or authorized testing laboratory. <br />1.02 QUALITY ASSURANCE <br />A. Geomembrane - Manufacturing Quality Control (MQC) data (Material Certifications) for the <br />geomembrane to be delivered to the site. The reports shall include the quality control test results <br />obtained during the manufacture of the material. In the event material is delivered to the site prior <br />to the receipt of the MQC certificates, the material without certificates will be stored separately <br />from the material with certificates. Material with unacceptable MQC data will be segregated from <br />approved material and shall be marked for rejection. The geomembrane will be rejected if it is <br />found to have defects, rips, holes, flaws, deterioration or other damage deemed unacceptable by <br />the ENGINEER. <br />1.03 QUALIFICATIONS <br />. A. MANUFACTURER <br />JOB NO. 64986. 10.1