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PROJECT IDENTIFICATION <br />Task #: 033 <br />Date : 02-Dec-2010 <br />User: JRS <br />CIRCES Cost Estimatina Software <br />COMPACTION WORK <br />State : Colorado <br />County :Delta <br />Site: Bowie No. 1 Mine <br />Permit/job # : C-1981-038 <br />Abbreviation :none <br />Filename : C038-033 <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action :2010 Midterm Review (MT-6) <br />Task description : Compact OVWM Road Backfill <br />HOURLY EQUIPMENT COST <br />Machine description : CAT 815F Horsepower : 240 <br />Compactor type : Soil - tamping foot Shift basis : 1 per day <br />Cost Breakdown : Ownership cost/hour : <br />Operating cost/hour : <br />Operator cost/hour : <br />Total unit cost/hour : <br />MATERIAL QUANTITIES <br />Loose Shrinkage <br />volume : 20,238 LCY factor <br />Utilization % Data source : (CRG) <br />$44.16 NA <br />$78.47 100 <br />$38.54 NA <br />$161.17 Total fleet cost/hour : $161.17 <br />Compacted <br />0.870 volume : 17.607 CCY <br />Source of estimated volume :1988 Operator Estimate <br />Source of estimated shrinkage factor :CAT Handbook <br />HOURLY PRODUCTION <br />Unadiusted houriv Droduction = (W x S x L x C) / P <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 />Site altitude : 6.800 feet <br />6.42 feet <br />4.00 mph <br />8.00 inches <br />16.3 (5,280 ft./12 in./27 cu.ft.) <br />4 passes <br />837.17 CCY/hr <br />Source <br />Altitude adjustment factor : 1.00 (Cat HB) <br />Job efficiency factor : 0.83 (1 shift/day) <br />Net job correction : 0.83 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) Total job time : 25.34 <br />Unit cost $0.232 per CCY Total job cost : $4,084 <br />CCY/hr <br />CCY/hr <br />hours