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CIRCES Cost Estimating Software <br />BULLDOZER RIPPING WORK <br />PROJECT IDENTIFICATION <br />Task #: 024 State : Colorado <br />Date : 0311712010 County:Fremont <br />User : JRS Site: Northfield Mine <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action : Technical Revision 1 <br />Task description :Rip Light-Use Road to Pond 1 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 : ROPS Cab Shift basis : 1 per day <br />Attachment no. 2 :1-shank ripper <br />Data source:- (CRG) <br />Utilization % <br />Cost Breakdown : Ownership cost/hour : $67.87 NA <br />Dozer operating cost/hour : $95.29 100 <br />Ripper operating cost/hour : $9.33 100 <br />Operator cost/hour : $38.54 NA <br />Total unit cost/hour : $211.04 Total fleet cost/hour : $211.04 <br />------------ <br />MATERIAL QUANTITIES <br />Selected estimating method : Area <br />Alternate methods - <br />Seismic : NA <br />Area : 0.22 <br />NA <br />acres <br />Load factor : NA Bank volume <br />Rip depth (ft) : 2.00 Volume <br />NA <br />710 <br />BCY <br />BCY or CCY <br />Source of estimated quantity: Map 12 <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 />JUU 1iU11U111U11 I,UI ICGUUII FMAUI A- <br />Unadjusted production <br />per selected method : 4,199.44 cu. yds./hour <br />Area : Avg. ripping depth : 4.05 feet/pass Site altitude : 5,400 feet <br />Average ripping width : 6.08 feet/pass Altitude adjustment : 1.00 (Cat HB) <br />Average ripping length : 150.00 feet/pass Job efficiency factor : 0.83 (1 shif lday) <br />Average dozer speed : 88.00 feet/minute Net job correction : 0.83 multiplier <br />Average maneuver time : 0.25 minutes/pass <br />Production per unit area : 0.643 acres/hour Adjusted unit production : 3,485.54 cu. yds./hour <br />Unadjusted production : 4,199.44 cu. yds./hour Adjusted fleet production : 3,485.54 cu. yds./hour <br /> <br />JOB TIME AND COST <br />Fleet size : 1 dozer(s) Total job time : 0.20 hours <br />Unit cost : $0.061 per cu. yd. Total job cost : $43 <br /> <br />Permit/job #: C-2006-085 <br />Abbreviation :none <br />Filename : C085-024