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Task description: Compact backfill at ROM pile expansion <br />Site: West Elk Mine <br />PROJECT IDENTIFICATION <br />Task #: 020 <br />Date: 6/30/2011 <br />User: TAK <br />Cost Breakdown: <br />Agency or organization name: DRMS <br />HOURLY EQUIPMENT COST <br />Basic Machine: <br />Compactor Type: <br />Altitude Adj: <br />Job Efficiency: <br />Net Correction: <br />JOB TIME AND COST <br />Fleet size: <br />CAT 825G Series II (2005) <br />Soil - tamping foot <br />Ownership Cost /Hour: <br />Operating Cost/Hour: <br />Operator Cost/Hour: <br />Total Unit Cost/Hour: <br />State: Colorado <br />County: Gunnison <br />Total Fleet Cost/Hour: $157.45 <br />MATERIAL QUANTITIES <br />Loose volume: 19,950 LCY <br />Compacted volume: 17,456 CCY <br />Source of estimated volume: MR -240 <br />Source of estimated shrinkage factor: Cat Handbook <br />HOURLY PRODUCTION Unadjusted hourly production = (W x S x L x C) / P <br />Compacted width per pass (W): 8.67 feet <br />Average Compactor Speed (S): 4.00 mph <br />Compacted thickness of each lift (L): 10.00 inches <br />Conversion Constant (C): 16.3 (5,280ft. /12in. /27cu.ft.) <br />Required number of machine passes (P): 5 passes <br />Unadjusted Hourly Unit Production: 1,130.57 CCY /hour <br />Job Condition Correction Factors Site Altitude: 6,300 feet <br />1.00 <br />0.83 <br />0.8300 <br />Adjusted Hourly Unit Production: 938.37 CCY /Hour <br />Adjusted Hourly Fleet Production: 938.37 CCY /Hour <br />1 Compactor(s) <br />COMPACTION WORK <br />Permit Action: Permit Renewal RN- <br />06 Permit/Job #: C 1980007 <br />$49.24 <br />$84.65 <br />$23.56 <br />$157.45 <br />Source <br />(CAT HB) <br />(1 shift/day) <br />multiplier <br />Utilization % <br />NA <br />100 <br />NA <br />Total job time: <br />Abbreviation: None <br />Filename: C007 -020 <br />Horsepower: 339 <br />Shift Basis: 1 per day <br />Data Source: (CRG) <br />Shrinkage factor: 0.875 <br />Unit cost: $0.168 per CCY Total job cost: $2,929.00 <br />18.60 Hours <br />CIRCES Cost Estimating Software <br />