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Colorado Division of Minerals and Geology <br /> ESTIMATING FORM - COMPACTION WORK <br /> --------------------------------- <br /> --------------------------------- <br /> Task #: 212 Prep. by: SLB Task filename 0017-212 <br /> Date: 15-Mar-95 Permit #:C-81-011 Mine: Coal Basin Mines <br /> Permit Action: N/A <br /> Task Description: Backfill Mine #2 bench <br /> HOURLY EQUIPMENT COST <br /> Make and model: CAT 825C Horsepower: 310 <br /> Compactor type: Reclamation Shift basis: 1/day <br /> --------------- <br /> Utilization % <br /> Cost Breakdown - Ownership cost/hr : $59.63 N/A <br /> ...... '" Operating cost/hr : $50.06 100 <br /> Operator cost/hr : $21.58 N/A <br /> Total : $131.27 Total fleet cost/hr: $131.27 <br /> MATERIAL QUANTITIES <br /> ------------------- <br /> ------------------- <br /> Loose Shrinkage Compacted <br /> volume : 5,974 LCY factor : 0.875 volume : 5,227 CCY <br /> Source of quantity take-off: Same volume as Task 4179 <br /> Source of load factor: Caterpillar Handbook <br /> HOURLY PRODUCTION <br /> ----------------- <br /> ----------------- <br /> Elements: (W) Compacted width per pass : 7.33 ft. Production Formula: <br /> (5) Average speed : 5.00 mph <br /> (L) Compacted thickness of lift : 10.00 in. N)I(S)*(L 0(C) <br /> (C) Conversion constant : 16.3 --------------- <br /> (P) Required number of machine passes : 6 (P) <br /> Unadjusted hourly unit production : 995.66 CCY/hr <br /> Job Condition Correction Factors: <br /> Site altitude : 10,000 ft, Altitude adj. factor : 1.00 (Cat tbl) <br /> "' - Job efficiency factor : 0.83 (lsh/day) <br /> 0.83 multiplier <br /> Adjusted hourly unit production 826.40 CCY/nr <br /> Adjusted hourly fleet production : 826.40 CCY/hr <br /> JOB COST <br /> Fleet size : 1 Unit(s) Total Tob time : 6.32 Hours <br /> Unit cost : $0.159 /CCY Total job cost : $830.26 <br />