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CIRCES Cost Estimating Software <br />BULLDOZER RIPPING WORK <br />PROJECT IDENTIFICATION <br />Task #: 0Xa State :Colorado Permit/job # M--2010-002 <br />Date : 0210312010 <br />User : GRM <br />County :Moffat <br />Site : Wagner Pit <br />Agency or organization name : Division Of Reclamation & Mining <br />Permit or other job action :Final Reclamation Liability Estimate <br />Task description :rip compacted areas <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D6R - 6S (2003) Horsepower : 165 <br />Blade type :Straight <br />Attachment no. 1 :ROPS Cab Shift basis : 1 per day <br />Attachment no. 2 :3-shank ripper <br />Data source : (CRG) <br />Cost Breakdown : Ownership cost/hour : <br />Dozer operating cost/hour : <br />Ripper operating cost/hour : <br />Operator cost/hour : <br />Total unit cost/hour : <br />MATERIAL QUANTITIES <br />Utilization % <br />$27.73 NA <br />$36.87 100 <br />$2.73 100 <br />$38.54 NA <br />$105.87 Total fleet cost/hour : $105.87 <br /> Selected estimating method : Area <br />Alternate methods - <br />Seismic : NA NA Load factor : NA Bank volume : NA BCY <br />Area : 2.00 acres Rip depth (ft) : 2.00 Volume : 6,453 BCY or CCY <br />Source of estimated quantity :standard practice <br />Source of estimated load factor :NA <br />HOURLY PRODUCTION <br />Alternate methods - Job Condition Correction Factors - <br />Seismic : Seismic velocity : NA feet/second Unadjusted production <br />Unadjusted production : NA cu. yds./hour per selected method : 1,840.36 cu. yds./hour <br />Area : Avg. ripping depth : 1.64 feet/pass Site altitude : 6,200 feet <br />Average ripping width : 6.58 feet/pass Altitude adjustment : 1.00 (Cat HB) <br />Average ripping length : 150.00 feet/pass Job efficiency factor : 0.83 (1 shift/day) <br />Average dozer speed : 88.00 feet/minute Net job correction : 0.83 -multiplier <br />Average maneuver time : 0.25 minutes/pass <br />Production per unit area : 0.696 acres/hour Adjusted unit production : 1,527.50 Cu. yds./hour <br />Unadjusted production : 1,840.36 cu. yds./hour Adjusted fleet production : 1,527.50 cu. yds./hour <br />JOB TIME AND COST <br />Fleet size : 1 dozers) Total job time : 4.22 hours <br />Unit cost : $0.069 per cu. yd. Total job cost : $447 <br />Abbreviation :none <br />Filename :M002-01a