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CRIPPLE CREEK &VICTOR GOLD MINING Co. <br /> ANGLOGOLD ASHANTI (COLORADO) amec <br /> SQUAW GULCH (VLF) WEEKLY REPORT foster <br /> wheeler <br /> Underdrain System: <br /> Primary Underdrain: Complete. <br /> Secondary Underdrain: None. <br /> Tertiary Underdrain: None. <br /> Leak Detection: <br /> None. <br /> Geomembrane: <br /> Geomembrane installation within Phase 1 continued this week performing deployment, seaming, <br /> repair, and QA/QC activities. Approximately 124,603 square feet of 80mil LLDPE geomembrane <br /> was deployed. Soil Liner Fill was inspected and approved by AMEC, Ames and ECA <br /> representatives prior to geomembrane deployment. Approximately 6,079 linear feet of seam was <br /> fusion welded during deployment using one or two fusion welding machines for each day of <br /> deployment. Approximately 284 linear feet of extrusion welding was completed during this <br /> period. Destructive and non-destructive testing was completed in compliance with project <br /> technical specifications. <br /> Ames continuously excavated anchor trench ahead of geomembrane installation. After <br /> geomembrane testing was completed, the anchor trench above finished panels was backfilled <br /> and compacted per project specifications. <br /> See attached figure for approved geomembrane. <br /> Miscellaneous: <br /> None. <br /> II) Storm Water Management <br /> Best Management Practices (BMPs) continued to be performed. <br />