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CIRCES Cost Estimating Software <br />COMPACTION WORK <br />PROJECT IDENTIFICATION <br />Task # : 053 <br />Date : 02-Nov-2009 <br />User: JRS <br />Permit/job # : C-96-083 <br />Abbreviation :none <br />Filename :C083-053 <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action :2009 Midterm Review <br />Task description :Compact B-Seam Portal Bench <br />HOURLY EQUIPMENT COST <br />Machine description :CAT 815F Horsepower : 240 <br />Cost Breakdown : <br />MATERIAL QUANTITIES <br />Loose <br />volume : 138,000 <br />State : Colorado <br />County :Delta <br />Site: Bowie No. 2 Mine <br />Compactor type : Soil - tamping foot Shift basis : 1 per day <br /> Utilization % Data source : (CRG) <br />Ownership cost/hour : $44.16 NA <br />Operating cost/hour : $78.47 100 <br />Operator cost/hour : $38.54 NA <br />Total unit cost/hour : $161.17 Total fleet cost/hour : $161.17 <br />Shrinkage Compacted <br />LCY factor : 0.875 volume : 120,750 CCY <br />Source of estimated volume: Operator Estimate <br />Source of estimated shrinkage factor : CAT Handbook <br />HOURLY PRODUCTION <br />Unadiusted houriv production = (W x S x L x C) / P <br />Compacted width per pass (W) : 6.42 feet <br />Average compactor speed (S) : 4.00 mph <br />Compacted thickness of each lift (L) : 8.00 inches <br />Conversion constant (C) : 16.3 (5,280 ft./12 in./27 cu.ft.) <br />Required number of machine passes (P) : 3 passes <br />Unadjusted hourly unit production : 1,116.22 CCY/hr <br />Job Condition Correction Factors Source <br />Site altitude : 6,750 feet Altitude adjustment factor : 1.00 (Cat HB) <br />. <br />Job efficiency factor : 0.83 1 shift/day) <br />(1 <br />Net job correction : 0.83 multiplier <br /> <br />Adjusted hourly unit production : 926.47 CCY/hr <br />Adjusted hourly fleet production : 926.47 CCY/hr <br />JOB TIME AND COST <br />Fleet size : 1 compactor(s) Total job time : 130.33 hours <br />Unit cost $0.174 per CCY Total job cost : $21,006