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COMPACTION WORK <br />Task description: <br />Site: Elk Creek Mine <br />Compact All Ungraded Refuse Material <br />Permit Action: MT-06 - Compaction <br />and Ripping Tasks Permit/Job#: C1981022 <br />PROJECT IDENTIFICATION <br />Task #: 031 State: Colorado <br />Date: 14-Apr-11 County: Delta <br />User: JRS <br />Agency or organization name: DRMS <br />HOURLY EQUIPMENT COST <br />Basic Machine: CAT 815F Horsepower: 240 <br />Compactor Type: Soil - tamping foot Shift Basis: 1 per day <br />Data Source: (CRG) <br />Cost Breakdown: <br /> Utilization % <br />Ownership Cost/Hour: $40.03 NA <br />Operating Cost/Hour: $63.29 100 <br />Operator Cost/Hour: $23.56 NA <br />Total Unit Cost/Hour: $126.88 <br />Total Fleet Cost/Hour: $126.88 <br />MATERIAL OUANTITIES <br />Loose volume: 4,425 LCY Shrinkage factor: 0.875 <br />Compacted volume: 3,872 CCY <br />Source of estimated volume: Division of Reclamation, Mining & Safety <br />Source of estimated shrinkage factor: Cat Handbook <br />HOURLY PRODUCTION <br />Compacted width per pass (W): <br />Average Compactor Speed (S): <br />Compacted thickness of each lift (L): <br />Conversion Constant (C): <br />Required number of machine passes (P): <br />Unadjusted Hourly Unit Production: <br />Job Condition Correction Factors <br />Abbreviation: None <br />Filename: C022-031 <br />6.42 feet <br />4.00 mph <br />10.00 inches <br />16.3 (5,280ft./12in./27cu.ft.) <br />5 passes <br />837.17 CCY/hour <br />Site Altitude: 6,200 feet <br />Source <br />Altitude Adj: 1.00 (CAT HB) <br />Job Efficiency: 0.83 (1 shift/day) <br />Net Correction: 0.8300 multiplier <br />Adjusted Hourly Unit Production: 694.85 <br />Adjusted Hourly Fleet Production: 694.85 <br />JOB TIME AND COST <br />Fleet size: 1 Compactor(s) <br />Unit cost: $0.183 per CCY <br />Unadjusted hourly production = (W x S x L x C) / P <br />CCY/Hour <br />CCY/Hour <br />Total job time: <br />Total job cost: <br />5.57 Hours <br />$707.00 <br />CIRCES Cost Estimating Software