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CIRCES Cost Estimating Software <br />BULLDOZER RIPPING WORK <br />PROJECT IDENTIFICATION <br />Task #: 028 State :Colorado Permit/job # : C2009-087 <br />Date : 0310412010 County : Routt Abbreviation :none <br />User : JHB Site :Peabody Sage Creek Mine Filename : C087-028 <br />Agency or organization name : Division Of Reclamation, Mining And Safety <br />Permit or other job action : New application <br />Task description :Rip Haulroad B-1 Reduction <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D9R - 9SU (2005) Horsepower : 405 <br />Blade type : Semi-Universal <br />Attachment no. 1 : ROPS Cab Shift basis : 1 per day <br />Attachment no. 2 :3-shank ripper <br />Data source : fCRG) <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 />Alternate methods - <br />Seismic : <br />Area : <br />NA NA <br />1.10 acres <br />Utilization % <br />$66.25 NA <br />$95.29 100 <br />$6.95 100 <br />$38.54 NA <br />$207.03 Total fleet cost/hour : $207.03 <br />Selected estimating method : Area <br />Load factor : NA Bank volume <br />Rip depth (ft) : 1.00 Volume <br />Source of estimated quantity: Map 2.05.3 M1A <br />Source of estimated load factor :NA <br />HOURLY PRODUCTION <br />Alternate methods - <br />Seismic : Seismic velocity <br />Unadjusted production <br />NA feet/second <br />NA cu. yds./hour <br />Unadjusted production <br />per selected method <br />NA BCY <br />1,775 BCY or CCY <br />rs - <br />1,229.44 cu. yds./hour <br />Area : Avg. ripping depth : 1.00 feet/pass Site altitude : 6,600 feet <br />Average ripping width : 7.67 feet/pass Altitude adjustment : 1.00 (Cat HB) <br />Average ripping length : 100.00 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 : 0.762 acres/hour Adjusted unit production : 1,020.43 cu. yds./hour <br />Unadjusted production : 1,229.44 cu. yds./hour Adjusted fleet production : 1,020.43 cu. yds./hour <br />JOB TIME AND COST <br />Fleet size : 1 dozer(s) Total job time : 1.74 hours <br />Unit cost : $0.203 per cu. yd. Total job cost : $360