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U <br /> <br />• <br />RN-05 <br />, . VIIU VII vviI WULIVI I raktvi5 - <br />Unadjusted production <br />per selected method : 4,338.16 cu. yds./hour <br />Site altitude : 7,500 feet <br />Altitude adjustment : 1.00 (Cat HB) <br />Job efficiency factor : 0.83 (1 shift/day) <br />Net job correction : 0.83 multiplier <br />Adjusted unit production : 3,600.67 cu. yds./hour <br />Adjusted fleet production : 10,802.02 cu. yds./hour <br />Total job time : 0.79 hours <br />Total job cost : $514 <br />Exhibit 28-35 <br />CIRCES Cost Estimating Software <br />BULLDOZER RIPPING WORK <br />PROJECT IDENTIFICATION <br />Task #: 022 State : Colorado Permit/job # : C-1981-012 <br />Date : 0112612009 County: Las Animas Abbreviation :none <br />User : JRS Site : New Elk Mine Filename : C012-022 <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action :Permit Renewal 05 <br />Task description :Rip Access Roads Prior to Regrading <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D9R - 9SU (2005) Horsepower : 405 <br />Blade type : Semi-Universal <br />Attachment no. 1 : BOPS Cab Shift basis : 1 per day <br />Attachment no. 2 :1-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 />Alternate methods - <br />Seismic : NA <br />Area : 2.63 <br />NA <br />acres <br />Data source : (CRG) <br />Utilization % <br />$72.22 NA <br />$103.27 100 <br />$9.99 100 <br />$32.78 NA <br />$218.26 Total fleet cost/hour : $654.79 <br />Selected estimating method : Area <br />Load factor : NA Bank volume : <br />Rip depth (ft) : 2.00 Volume : <br />NA <br />8,486 <br />BCY <br />BCY or CCY <br />Source of estimated quantity :Map 11 <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 />Area : Avg. ripping depth : 4.05 feet/pass <br />Average ripping width : 6.08 feet/pass <br />Average ripping length : 200.00 feet/pass <br />Average dozer speed : 88.00 feettminute <br />Average maneuver time : 0.25 minutes/pass <br />Production per unit area : 0.664 acres/hour <br />Unadjusted production : 4,338.16 cu. yds./hour <br />JOB TIME AND COST <br />Fleet size : 3 dozer(s) <br />Unit cost : $0.061 per cu. yd. <br />(Revised 2/16/09)