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CIRCES Cost Estimating Software <br />BULLDOZER RIPPING WORK <br />PROJECT IDENTIFICATION <br />016 State : Colorado Permit/job #: C-1980-004__ <br />Task #: <br />Date : 0312612009 County:Garfield Abbreviation :none <br />User : JRS Site : Mcclane Canyon Mine Filename : 0004-016 <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 Construction Material Stockpile <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D9R - 9SU (2005) Horsepower : 405 <br />Blade type : Semi-Upiyersai <br />Attachment no. 1 : ROPS Cab Shiftbasis : 1 per day <br />Attachment no. 2 :3-shank ripper <br /> Data source : (CRG) <br /> Utilization % <br />Cost Breakdown : Ownership cost/hour : $70.58 NA <br />Dozer operating cost/hour : $103.27 100 <br />Ripper operating cost/hour : $7.52 100 <br />Operator cost/hour : $32.78 NA <br />Total unit cost/hour : $214.14 Total fleet cost/hour : $214.14 <br />MATERIAL QUANTITIES <br />Alternate methods - <br />Seismic : NA NA Load factor : NA Bank volume <br />Area : 0.50 acres Rip depth (ft) : 2.00 Volume <br />Selected estimating method : Area <br />Source of estimated quantity :Figure 2.2-3 <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 : 2.63 feet/pass <br />Average ripping width : 7.67 feet/pass <br />Average ripping length : 100.00 feet/pass <br />Average dozer speed : 88.00 feet/minute <br />Average maneuver time : 0.25 minutes/pass <br />Production per unit area : 0.762 acres/hour <br />Unadjusted production : 3,233.41 cu. yds./hour <br />JOB TIME AND COST <br />Fleet size : 1 dozer(s) <br />Unit cost : $0.080 per cu. yd. <br />NA <br />1,613 <br />BCY <br />BCY or CCY <br />Unadjusted production <br />per selected method : 3,233.41 cu. yds./hour <br />Site altitude : 5,600 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 /> <br />Adjusted unit production : 2,583.73 cu. yds./hour <br />Adjusted fleet production : 2,683.73 cu. yds./hour <br /> <br />Total job time : 0.60 hours <br />Total job cost : $129