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ameO <br />seams. Repairs were performed using the extrusion welding method for all marked defects. <br />Vacuum testing was performed for all extrusion welded seams and repairs. <br />C) Anchor Trench <br />Approximately 1,150 feet of anchor trench was excavated using a CAT 304 and John Deere 120 <br />excavator and one laborer. The anchor trench was inspected by an AMEC field representative <br />and found to be constructed in accordance with design drawings and project specifications. <br />Anchor trench backfill was performed using a CAT 304 excavator, a vibratory plate compactor <br />and laborers. An AMEC field representative observed the backfill and it was found to be <br />constructed in accordance with design drawings and project specifications. <br />D) Geomembrane Exposure <br />No work performed during the week. <br />E) Geomembrane Acceptance <br />Primary 80 mil geomembrane shown on Figure 5 (P5 -P38) was inspected by AMEC and Lonestar <br />representatives and found to be installed within project specifications and acceptable for <br />continued construction activities. <br />III) Storm Water Management <br />A) Best Management Practices (BMP) <br />Best Management Practices are being observed throughout the Mill Site Earthworks project. <br />Straw bales were installed on the slope of the Mill Platform fill to be used as erosion controls. <br />CQA ACTIVITIES: <br />SUMMARY: <br />The CQA activities performed consisted of observing, documenting and recording the construction <br />activities of the contractor. <br />AMEC observed and approved subgrade preparation for SLF placement within the Mill Site Earthworks <br />project. <br />AMEC observed and assisted with SLF placement within the Mill Site Earthworks project. <br />AMEC inspected and approved subgrade prior to geomembrane deployment. <br />AMEC observed, logged data, and assisted in the installation of geomembrane within the Mill Site <br />Earthworks project. <br />AMEC inspected and approved 80 mil primary geomembrane within the Mill Site Earthworks project. <br />AMEC observed anchor trench excavation and backfill for the Mill Site Earthworks project. <br />AMEC observed DCF placement within the Mill Site Earthworks project. <br />MEW Weekly Report WE 10.06.2012 <br />