2003-05-09_REVISION - M1980244 - Laserfiche WebLink

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__ Golder ASSOClc'I.tCS May 6, 2003 Mr. Ron Roberts Cripple Creek & Victor Gold Mining Company P.O. Box 191 2755 State Highway 67 Victor, CO 80860 Golder Associates Inc. {~~C~fVE~ 44 Union Boulevard, Suite 300 AY O 9 2403 Lakewood, CO 80228 M (303)980-0450 (303) 985-2080 Division ~i Minerals and Geology Golder Project No.: 003-2203 RE: Summary No. 15: April 27 through May 3, 2003 Cresson Project Phase IVb, c Construction Quality Assurance Dear Mr. Roberts, Golder Associates Inc. (Golder) is pleased to submit this summary of Phase Nb and c Construction Quality Assurance (CQA) services performed for the Cresson Project during the period of April 27 through May 3, 2003. The weather during this reporting period was clear to cloudy. Approximate daytime low temperatures ranged from 24° F to 36° F, and highs ranged from 44° F to 54° F. Snow was recorded on May 2. Weather observations were made on seven days of this seven-day reporting period. Construction Svnonsis Ames Construction Inc. (Ames) of Aurora, Colorado is the earthworks contractor for the Phase IVb and c construction. Ames conducted Phase Nb and c construction activities on six days of this seven-day reporting period (April 28 through May 3, 2003). Poly-Flex conducted Phase Nb construction activities on seven days of this seven-day reporting period (April 27 through May 3, 2003). Phase IVb Ames continued to haul and place Soil Liner Fill (SLF) in the Phase Nb PSSA and OSA area for construction of the east PSSA end berm and north primary anchor trench. Ames moisture-conditioned and compacted the SLF placed on the west slope of Substation Hill. Ames continued excavation of the upper Phase Nb PSSA geomembrane primary anchor trench and the lower secondary anchor trench, excavating approximately 400 feet of northern primary anchor trench, and approximately 650 feet of southeast secondary anchor trench.