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CIRCES Cost Estimating Software <br />BULLDOZER RIPPING WORK <br />PROJECT ID ENTIFICATION <br />Task # : 01 m <br />Date : 04/25/2002 <br />User : ESC <br />Agency or organization name : DMG <br />Permit or other job action :Reevaluate amount of required bond <br />Task description :Rip roads around mine site <br />HOURLY EQUIPMENT COST <br />State :Colorado <br />County :Clear Creek <br />Site :Henderson Mine <br />ost Breakdown : Ownership cosUhour <br />Dozer operating cosUhour <br />Ripper operating cost/hour: <br />Operator cost/hour. <br />Total unit cosUhour <br />MATERIAL QUANTITIES <br />Utilization <br />$50.41 NA <br />$65.98 i00 <br />$9.78 100 <br />$2799 NA <br />$154. i7 Total fleet cosUhour <br />Basic machine : Cat D8R - 8SU <br />Blade type : Semi-Universal <br />Attachment no. 1 : ROPS Cab <br />Attachment no. 2 : 1-shank ripper <br />Selected estimating method <br />Alternate methods - <br />Seismic : NA NA Load factor <br />Area : 6.00 acres Rip depth (ft) <br />Source of estimated quantity :Mine P/an <br />Source of estimated load factor : NA <br />HOURLY PRODUCTION <br />Alternate methods - <br />Seismic : Seismic velocity <br />Unadjusted production <br />Area : Avg. ripping depth <br />Average ripping width <br />Average ripping length <br />Average dozer speed <br />Average maneuver time <br />Production per unit area <br />Unadjusted production <br />NA feeUsecond <br />NA cu. yds./hour <br />1.00 feeUpass <br />5.56 feeUpass <br />50.00 feeUpass <br />88.00 feeUminute <br />0.25 minutes/pass <br />0.468 acres/hour <br />755.06 cu. yds./hour <br />Horsepower: 305 <br />Area <br />5154.17 <br />NA Bank volume : <br />3.00 Volume : NA <br />29,040 BCY <br />BCY or CCY <br /> <br />~ Condition Correction Factors - <br />Unadjusted production <br />per selected method : 755.06 cu. yds./hour <br />Site altitude : 10,300 feet <br />Altitude adjustment : 0.94 (Cat HB) <br />Job efficiency factor : 0.83 (1 shiff/day) <br />Net job correction : 0.78 multiplier <br />Adjusted unit production : 589.10 cu. yds./hour <br />Adjusted fleet production : 589.10 cu. yds./hour <br />Permit/job # : M-1977-342 <br />Abbreviation :none <br />Filename : M342-Ofm <br />Shift basis : f per day <br />Data source : (CAG} <br />JOB TIME AND COST <br />Fleet size : 1 dozers) Total job time : 49.30 hours <br />Unit cost : $0.262 per cu, yd. Total job cost : $7,600 <br />