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PROJECT IDENTIFICATION <br />CIRCES Cost Estimating Software <br />BULLDOZER RIPPING WORK <br />Task #: 065 State : Colorado <br />Date : 0310312010 County :Moffat <br />User : JDM Site :Trapper Mine <br />Agency or organization name : Colorado Division Of Reclamation Mining And Safety <br />Permit or other job action :2010 Midterm Review <br />Task description : Rip West Ash Haulroads (West Ash, West Ash1, and West Ash 2) <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 :3-shank ripper <br />Data source:_ (CRG) <br />Utilization <br />% <br />Cost Breakdown : Ownership cost/hour : $86.56 NA <br />Dozer operating cost/hour: _ $126.50 100 <br />Ripper operating cost/hour :_ $8.09 100 <br />Operator cost/hour : $38.54 NA <br />Total unit cost/hour : $259.69 Total fleet cost/hour : $1,038.77 <br />MATERIAL QUANTITIES <br />Selected estimating method : Area <br />Alternate methods - <br />Seismic : NA <br />Area : 20.00 <br />NA Load factor : NA Bank volume <br />acres Rip depth (ft) : 2.50 Volume <br />Source of estimated quantity :Appendix A Table 1.4-5 <br />Source of estimated load factor : NA <br />HOURLY PRODUCTION <br />Permit/job # C-1981-010 <br />Abbreviation : none <br />Filename : C010-065 <br />^ ; Factors - <br />Alternate methods - ,,vu %aUlI ILIVII %aVI I V ion <br />Seismic : Seismic velocity: NA feettsecond Unadjusted production <br />roduction : <br />djusted <br />Un NA cu. yds./hour per selected method : 4,060.03 cu. yds./hour <br />p <br />a <br />Area : Avg. ripping depth : 2.50 feet/pass Site altitude : 6,400 feet <br />Average ripping width : 6.67 feet/pass Altitude adjustment : 1.00 (Cat HB) <br />Average ripping length : 500.00 feet/pass Job efficiency factor : 0.83 (1 shift/day) <br />eed : <br />e dozer s <br />ra <br />A 00 <br />88 feet/minute Net job correction : 0.83 multiplier <br />p <br />ve <br />g . <br />Average maneuver time : 0.25 minutes/pass <br />Production per unit area : 1.007 acres/hour Adjusted unit production : 3,369.82 cu. yds./hour <br />Unadjusted production : 4,060.03 cu. yds./hour Adjusted fleet production : 13,479.28 cu. yds./hour <br /> <br />JOB TIME AND COST <br />Fleet size : 4 dozer(s) Total job time : 5.98 hours <br />Unit cost : $0.077 per cu. yd. Total job cost : $6,216 <br /> <br />NA <br />80,667 <br />BCY <br />BCY or CCY