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PROJECT IDENTIFICATION <br />Task # : 034 <br />Date : 02-Dec-2010 <br />User: JRS <br />Permit/job # : C-1981-038 <br />Abbreviation :none <br />Filename : C038-034 <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 Zones 2-A,C,D and E; 3-A,B and C; 4-A,B and C <br />HOURLY EQUIPMENT COST <br />Machine description : CAT 815F <br />Horsepower: 240 <br />Compactor type :Soil - tamping foot Shift basis : 1 per day <br /> Utilization % Data source : (CRG) <br />Cost Breakdown : 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 />MATERIAL QUANTITIES <br />Loose Shrinkage Compacted <br />volume : 462, 727 LCY factor : 0.870 volume : 402,572 CCY <br />Source of estimated volume : Map 5C-6A and 8A-2 <br />Source of estimated shrinkage factor : CAT Handbook <br />HOURLY PRODUCTION <br />Unadjusted hourly 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 <br />Site altitude : 7,100 feet <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 : 926.47 CCY/hr <br />Adjusted hourly fleet production : 926.47 CCY/hr <br />JOB TIME AND COST <br />Fleet size : 1 compactor(s) <br />Unit cost $0.174 per CCY <br />CIRCES Cost Estimating Software <br />COMPACTION WORK <br />State : Colorado <br />County : Delta <br />Site :Bowie No. 1 Mine <br />Total job time : 434.52 hours <br />Total job cost : $70,031