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CIRCES Cost Estimatina Software <br />COMPACTION WORK <br />PROJECT IDENTIFICATION <br />Task #: 052 State : Colorado Permit/job # : C -96 -083 <br />Date <br />User <br />02- Nov -2009 <br />JRS <br />County : Delta <br />Abbreviation :none <br />Site : Bowie No. 2 Mine Filename : C083 -052 <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 Backfilled Train Loadout <br />HOURLY EQUIPMENT COST _e <br />Machine description : CAT 815F <br />feet <br />Horsepower: <br />240 <br />8.00 <br />Compactor type : Soil - tamping foot <br />16.3 <br />Shift basis: <br />1 per day <br />passes <br />Utilization % <br />Data source: <br />(CRG) <br />Cost Breakdown: Ownership cost/hour : $44.16 <br />Fleet size: 1 <br />NA <br />218.64 <br />hours <br />Operating cost/hour : $78.47 <br />per CCY Total job cost : <br />100 <br />Operator cost/hour : $38.54 <br />NA <br />Total unit cost/hour : $161.17 <br />Total <br />fleet cost/hour : <br />$161.17 <br />MATERIAL QUANTITIES <br />Loose Shrinkage <br />Compacted <br />volume: 231,495 LCY factor : 0.8 75 <br />volume: <br />202,558 <br />CCY <br />Source of estimated volume : Operator Estimate <br />Source of estimated shrinkage factor CAT Handbook <br />HOURLY PRODUCTION <br />Unadjusted hourl production = (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 : 5,900 feet <br />6.42 <br />feet <br />4.00 <br />mph <br />8.00 <br />inches <br />16.3 <br />(5,280 ft./12 in. /27 cu.ft.) <br />3 <br />passes <br />1,116.22 CCY /hr <br />Source <br />Altitude adjustment factor: 1.00 (Cat HB) <br />Job efficiency factor: 0.83 (1 shif1day) <br />Net job correction : 0.83 multiplier <br />Adjusted hourly unit production : <br />926.47 <br />CCY /hr <br />Adjusted hourly fleet production : <br />926.47 <br />CCY /hr <br />JOB TIME AND COST <br />Fleet size: 1 <br />compactor(s) Total job time : <br />218.64 <br />hours <br />Unit cost : $0.174 <br />per CCY Total job cost : <br />$35,237 <br />