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PROJECT IDENTIFICATION <br />CIRCES Cost Estimating Software <br />BULLDOZER RIPPING WORK <br />Task # : 039 State : Colorado Permit/job # : C-1981-028 <br />Date : 0912512009 County :Weld Abbreviation :none <br />User : JHB Site: Keenesburg Strip Mine Filename :C028-039 <br />Agency or organization name : Division Of Reclamation, Mining And Safety <br />Permit or other job action : SL4 <br />Task description :Rip 4.2 miles of access road <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D9R - 9SU (2005) <br />Blade type : Semi-Universal <br />Attachment no. 1 : BOPS Cab <br />Attachment no. 2 :3-shank ripper <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 />Horsepower: 405 <br />Shiftbasis : 1 per day <br />Data source : (CRG) <br />Utilization % <br />$66.95 NA <br />$126.10 100 <br />$8.11 100 <br />$38.54 NA <br />$239.70 Total fleet cost/hour : $239.70 <br />Selected estimating method : Area <br />Alternate methods - <br />Seismic : NA <br />Area : 12.20 <br />NA <br />acres <br />Load factor : NA Bank volume <br />Rip depth (ft) : 1.50 Volume <br />NA <br />29,524 <br />Source of estimated quantity: Permit boundary Map <br />Source of estimated load factor : NA <br />HOURLY PRODUCTION <br />Alternate methods - <br />Seismic : Seismic velocity: NA feet/second <br />Unadjusted production : NA cu. yds./hour <br />Unadjusted production <br />per selected method : 2,155.04 <br />BCY <br />BCY or CCY <br />cu. yds./hour <br />Area : Avg. ripping depth : 1.50 feet/pass Site altitude : 5,000 feet <br />Average ripping width : 7.67 feet/pass Altitude adjustment : 1.00 (Cat HB) <br />Average ripping length : 500.00 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 : 0.891 acres/hour Adjusted unit production : 1,788.69 cu. yds./hour <br />Unadjusted production : 2,155.04 cu. yds./hour Adjusted fleet production : 1,788.69 cu. yds./hour <br /> <br />JOB TIME AND COST <br />Fleet size : 1 dozer(s) Total job time : 16.51 hours <br />Unit cost : $0.134 per cu. yd. Total job cost : $3,956 <br />