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CIRCES Cost Estimatina Software <br />BULLDOZER RIPPING WORK <br />PROJECT IDENTIFICATION <br />Task #: 070 State : Colorado Permit/job # : C -96 -083 <br />Date : 1110212009 County : Delta Abbreviation : none <br />User: JRS Site :Bowie No. 2 Mine Filename :C083 -070 <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action : 2009 Midterm Review <br />Task description : Rip Haul Roads (Portion Being Reclaimed) and Old Truck Loadout <br />HOURLY EQUIPMENT COST <br />Basic machine Cat D10R - 10SU (2005) Horsepower: 570 <br />Blade type Semi - Universal <br />Attachment no. 1 : ROPS Cab Shift basis: 1 per day <br />Attachment no. 2 : -shank ripper <br />Data source : (CRG) <br />MATERIAL QUANTITIES <br />Selected estimating method : Seismic <br />Alternate methods - <br />Seismic : 260,481 BCY Load factor: NA Bank volume: 260,481 BCY <br />Area : NA acres Rip depth (ft) : NA Volume: NA BCY or CCY <br />Source of estimated quantity Operator Estimate <br />Source of estimated load factor : <br />a... <br />HOURLY PRODUCTION <br />Alternate methods - Job Condition Correction Factors - <br />Seismic : Seismic velocity: 5,000 feet/second Unadjusted production <br />Unadjusted production : 673.60 cu. yds. /hour per selected method : 673.60 cu. yds. /hour <br />Area : Avg. ripping depth : <br />NA <br />feet/pass <br />Average ripping width : <br />NA <br />feet/pass <br />Average ripping length : <br />NA <br />feet/pass <br />Average dozer speed : <br />NA <br />feet/minute <br />Average maneuver time: <br />NA <br />minutes /pass <br />Production per unit area : <br />NA <br />acres /hour <br />Unadjusted production : <br />NA <br />cu. yds. /hour <br />JOB TIME AND COST <br />Fleet size : 4 dozer(s) <br />Unit cost : $ 0.474 per cu. yd. <br />Site altitude <br />Altitude adjustment <br />Job efficiency factor <br />Net job correction <br />Adjusted unit production <br />Adjusted fleet production <br />Total job time <br />Total job cost <br />6,500 feet <br />1.00 (Cat HB) <br />0.83 (1 shift/day) <br />0.83 multiplier <br />cu. yds. /hour <br />cu. yds. /hour <br />hours <br />559.09 <br />2,236.35 <br />116.48 <br />$123,351 <br />