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CIRCES Cost Estimating Software <br />BULLDOZER RIPPING WORK <br />i <br />PROJECT IDENTIFICATION <br />Task #: 011 State : Colorado Permit/job # : C-1994-082 <br />Date : 1210312009 County :Routt Abbreviation :none <br />User: JRS Site : Yoast Mine Filename : C082-011 <br /> <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action :Partial Phase / Bond Release SL-02 <br />0 <br />Task description : Rip Haul Roads <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D11 R - II U (2005) Horsepower:- 850 <br />Blade type : 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 />Cost Breakdown : Ownership cost/hour : $173.03 NA <br />Dozer operating cost/hour : $209.76 100 <br />Ripper operating cost/hour : $12.25 100 <br />Operator cost/hour : $38.54 NA <br />i <br />Total unit cost/hour : $433.58 Total fleet cost/hour : <br />$867.15 <br />j MATERIAL QUANTITIES <br />Alternate methods - <br />Seismic : NA <br />Area : 29.00 <br />Selected estimating method : Area <br />NA <br />acres <br />Load factor <br />Rip depth (ft) <br />Source of estimated quantity :Page 25-1-16 <br />Source of estimated load factor :NA <br />HOURLY PRODUCTION <br />I <br />i <br />Alternate methods - <br />Seismic : Seismic velocity: NA feet/second <br />Unadjusted production : <br />i NA cu. yds./hour <br />Area : Avg. ripping depth : 3.51 feet/pass <br />Average ripping width : 9.83 feet/pass <br />Average ripping length : 200.00 feet/pass <br /> <br />Average dozer speed : <br />i <br />88.00 <br />feet/minute <br />j Average maneuver time : 0.25 minutes/pass <br /> <br />Production per unit area : <br />i <br />1.073 <br />acres/hour <br />Unadjusted production : 6,078.66 cu. yds./hour <br />JOB TIME AND COST <br /> <br />Fleet size : <br />i <br />2 <br />dozer(s) <br />Unit cost : $0.086 <br />........ per cu. yd. <br />..... <br />NA Bank volume : <br />3.50 Volume : NA <br />163,753 BCY <br />BCY or CCY <br />Condition Correction Factors - <br />Unadjusted production <br />per selected method : 6,078.66 cu. yds./hour <br />Site altitude : 7,500 feet <br />Altitude adjustment : 1.00 (Cat HB) <br />Job efficiency factor : 0.83 (1 shif1day) <br />Net job correction : 0.83 multiplier <br />Adjusted unit production : 5,045.29 cu. yds./hour <br />Adjusted fleet production : 10,090.57 cu. yds./hour <br />Total job time : 16.23 hours <br />Total job cost : $14,072