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CIRCES Cost Estimating Software <br />COMPACTION WORK <br />PROJECT IDENTIFIC :::::................................................................................................................................................................................ <br />........................... <br />ATION <br />Task # : 033 State :Colorado Permit/job # : C-1981-038 <br />Date <br />User <br />20-Nov-2007 <br />JRS <br />County :Delta <br />Site :Bowie No. 1 Mine <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 :Partial Phase 1 Bond Release SL-03 <br />Task description :Compact OVWM Road Backfill <br />HOU RLY;E ;:;U I PMENT :C;.;;;;;:T;;:.;; :............................................................................................................................................................. <br />............................ <br />Q OS <br />Machine description :CAT 815E Horsepower : 240 <br />Compactor type :Soil -tamping foot Shift basis : 1 per day <br />Utilization % Data source : (CRG) <br />Cost Breakdown : Ownership cost/hour : $37.70 NA <br />Operating cost/hour : $62.88 100 <br />Operator cost/hour : $32.78 NA <br />Total unit cosUhour : $133.36 Total fleet cost/hour : $133.36 <br />MATERIAL QUANTITIES <br />Loose <br />volume : 20,238 LCY <br />Shrinkage Compacted <br />factor : 0.870 volume : 17,607 CCY <br />Source of estimated volume :1988 Operator Estimate <br />Source of estimated shrinkage factor :CAT Handbook <br />.................................................................................................................................................................................................... <br />HOURLY PRODUCTI ::.N ::::::............................................................................................................................................................................ <br />......................... <br />O <br />Unadiusted hourly 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 : 6,800 feet <br />Altitude adjustment factor <br />Job efficiency factor <br />Net job correction <br />Adjusted hourly unit production <br />Adjusted hourly fleet production <br />Source <br />1.00 (Cat HB) <br />0.83 (1 shift/day) <br />0.83 multiplier <br />694.85 <br />694.85 <br />CCY/hr <br />CCY/hr <br />JOB TIME AND COST <br />Fleet size : 1 compactor(s) Total job time : 25.34 hours <br />Unit cost $0.192 per CCY Total job cost : $3,379 <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 />