2015-09-04_REPORT - M1980244 - Laserfiche WebLink

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CRIPPLE CREEK & VICTOR GOLD MINING Co. AT ANGLOGOLD ASHANTI (COLORADO) amec SQUAW GULCH (VLF) WEEKLY REPORT foster wheeler Subgrade: Phase 1 areas dozed to finished grade were compacted per project plans and specifications. See attached figure for approved subgrade. Soil Liner Fill: Cat dozers placed SLF directly from the Phase 1 stockpile to the area between F0+00 to F10+00. Cat 740 haul trucks transported SLF from the Phase 1 stockpile to the D Bench, DD Bench, DM Bench and FM Bench. Cat dozers continued building an SLF road upslope from stations D10+00 to DM3+00. Cat dozers placed SLF downslope from stations FM12+00 to FM15+00. Cat dozers placed SLF downslope of stations D0+00 to D4+00 and HHO+00 to HH2+00. All of the above Soil Liner Fill material was placed, graded, and compacted per the project plans and specifications. Moisture content, density testing and depth verification were performed per project specification prior to surface acceptance and geomembrane installation. See attached figure for approved SLF. Drain Cover Fill: Cat 740 haul trucks transported DCF from the stockpile to Phase 1. Low ground pressure Cat dozers placed DCF on approved geomembrane in Phase 1. See attached figure for approved DCF. Underdrain System: Primary Underdrain: Complete. Secondary Underdrain: A Cat 330 excavator prepared approximately 250 LF of trench to tie into the existing downgradient secondary underdrain. Approximately 250 LF of additional secondary underdrain was completed per project plans and specifications. Tertiary Underdrain: None. Leak Detection: A Cat 35 excavator extended the leak detection trench approximately 50 LF across the FM Bench in the vicinity of station FM10+00. Leak detection was constructed and backfilled per project plans and specifications. Miscellaneous: Amec personnel continued LVSCS pump monitoring and observation.