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CIRCES Cost Estimating Software <br />BULLDOZER RIPPING WORK <br />PROJECT IDENTIFICATION <br />Task # : 23A <br />Date : 1211312010 <br />User: TAK <br />Permit/job # : C - 80 - 007 <br />Abbreviation : none <br />Filename :C007 -23A <br />Agency or organization name : CDRMS <br />Permit or other job action : TR -123 <br />Task description Rip MDW pads approved in TR -123 (previously approved PR -14) <br />� <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 : -shank ripper <br />MATERIAL QUANTITIES <br />Average maneuver time <br />Production per unit area <br />Unadjusted production <br />JOB TIME AND COST <br />Fleet size <br />Unit cost <br />State : Colorado <br />County : Gunnison <br />Site West Elk Mine <br />0.25 minutes /pass <br />0.891 acres /hour <br />1,436.70 cu. yds. /hour <br />Adjusted unit production : 1,192.46 cu. yds. /hour <br />Adjusted fleet production : 4,769.83 cu. yds. /hour <br />4 dozer(s) <br />Total job time : <br />Selected estimating method : <br />Area <br />$0.195 per cu. yd. <br />Alternate methods - <br />$3,774 <br />Seismic : NA NA <br />Load factor: <br />NA Bank volume: <br />NA <br />BCY <br />Area : 6.00 acres <br />Rip depth (ft) : <br />2.00 Volume: <br />19,360 <br />BCY or CCY <br />Source of estimated quantity <br />12 MDW pads X 0.5 acre each <br />Source of estimated load factor <br />NA <br />HOURLY PRODUCTION <br />Alternate methods - <br />Job Condition Correction Factors - <br />Seismic : Seismic velocity: NA <br />feettsecond <br />Unadjusted production <br />Unadjusted production : NA <br />cu. yds. /hour <br />per selected method : <br />1,436.70 <br />cu. yds. /hour <br />Area : Avg. ripping depth : 1.00 <br />feet/pass <br />Site altitude : <br />7,100 <br />feet <br />Average ripping width: 7.67 <br />feet/pass <br />Altitude adjustment: <br />1.00 <br />(Cat HB) _ <br />Average ripping length : 500.00 <br />feet/pass <br />Job efficiency factor: <br />0.83 <br />(1 shift/day) <br />Average dozer speed : 88.00 <br />feet/minute <br />Net job correction : <br />0.83 <br />multiplier <br />Average maneuver time <br />Production per unit area <br />Unadjusted production <br />JOB TIME AND COST <br />Fleet size <br />Unit cost <br />State : Colorado <br />County : Gunnison <br />Site West Elk Mine <br />0.25 minutes /pass <br />0.891 acres /hour <br />1,436.70 cu. yds. /hour <br />Adjusted unit production : 1,192.46 cu. yds. /hour <br />Adjusted fleet production : 4,769.83 cu. yds. /hour <br />4 dozer(s) <br />Total job time : <br />4.06 hours <br />$0.195 per cu. yd. <br />Total job cost: <br />$3,774 <br />J)A <br />