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CIRCES Cost Estimating Software <br />BULLDOZER RIPPING WORK <br />PROJECT IDENTIFICATION <br />Task #: 003 State : Colorado Permit/job # : M-1978-271 <br />Date : 0111812008 County <br />User : KAP Site <br />Conejos Abbreviation :none <br />Garrett Pit Filename :M271-003 <br />Agency or organization name : Colorado Division Of Reclamation Mining And Safety <br />Permit or other job action :Bond Recalculation Related to Inspection <br />Task description : Rip compaction in pit floor <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 :3-shank ripper <br />Data source : (CRG) <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 NA Load factor <br />Area : 40.00 acres Rip depth (ft) <br />Utilization % <br />$70.58 NA <br />$103.27 100 <br />$7.52 100 <br />$32.78 NA <br />$214.14 Total fleet cost/hour : $214.14 <br />Selected estimating method : Area <br />NA Bank volume <br />1.50 Volume <br />NA <br />96,800 <br />BCY <br />BCY or CCY <br />Source of estimated quantity : Reclamation Plan <br />Source of estimated load factor : NA <br />. ..... .... <br />HOURLY PRODUCTION <br />Alternate methods - <br />Seismic: Seismic velocity : NA feet/second <br />Unadjusted production : NA cu. yds./hour <br />Unadjusted production <br />per selected method : 2,155.04 cu. yds./hour <br />Area : Avg. ripping depth : 1.50 feet/pass Site altitude : 7,740 feet <br />Average ripping width : 7.67 feet/pass Altitude adjustment : 0.95 (Cat HB) <br />Average ripping length : 500.00 feet/pass Job efficiency factor : 0.83 (1 shift/day) <br />Average dozer speed : 88.00 feet/minute. Net job correction : 0.79 multiplier <br />Average maneuver time : 0.25 minutes/pass <br />Production per unit area : 0.891 acres/hour Adjusted unit production : 1,699.25 cu. yds./hour <br />Unadjusted production : 2,155.04 cu. yds./hour Adjusted fleet production : 1,699.25 cu. yds./hour <br />JOB TIME AND COST <br />Fleet size : 1 dozer(s) Total job time : 56.97 hours <br />Unit cost : $0.126 per cu. yd. Total job cost : $12,199