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Cripple Creek & Victor Gold Mining Company <br />Phase 5 Slide Repair <br />Final Report <br />Duality Assurance Monitoring & Test Results <br />January 14, 2014 <br />the seam area and energized with a vacuum pump capable of creating a vacuum not <br />less than 5 psi. ECA and AMEC observed the action of the vacuum on the seam for a <br />minimum of 10 seconds. Each consecutively tested seam length was overlapped a <br />minimum of 3 inches. If soap bubbles appeared, AMEC marked and documented the <br />leak location. ECA repaired the leak and vacuum tested the repair. This procedure <br />was also followed to test extrusion repairs and extrusion patches. <br />The seam non - destructive test summaries (fusion pressure tests and extrusion <br />vacuum tests) for the Phase 5 Slide Repair geomembrane layer are presented in <br />Appendix J.6. <br />6.7 Geomembrane Acceptance <br />After deployment, seaming, repairs, and all testing were complete, a representative <br />from AMEC, Ames, and ECA performed a final check and walk through of the liner and <br />accepted the installation. The acceptance forms are located in Appendix J.7. <br />sAprojects \1568 cc &v - ph v slide repair cqa \11.0 certification report\cc &v roc report.docx 16 <br />