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i <br />i <br />PROJECT IDENTIFICATION <br />Task # : 010 <br />Date : 1210312009 <br />CIRCES Cost Estimating Software <br />BULLDOZER RIPPING WORK <br />State : Colorado <br />County:Routt <br />Permit/job # : C-1994-082 <br />Abbreviation :none <br />User : JRS Site : Yoast Mine Filename : C082-010 <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action :Partial Phase I Bond Release SL-02 <br />Task description : Rip Permanent Roads <br />i <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D11 R - 11U (2005) <br />Blade type : Universal <br />Attachment no. 1 : ROPS Cab <br />Attachment no. 2:3-shank ripper <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 <br />Area : 7.00 <br />Horsepower: 850 <br />Shiftbasis : 1 per day <br />Data source (CRG) <br />Utilization % <br />_$173.03 NA <br />$209.76 100 <br />$12.25 100 <br />$38.54 NA <br />$433.58 Total fleet cost/hour : $867.15 <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 /> <br />Source of estimated load factor <br />I <br />:NA <br />I <br />j 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 />feettminute <br />Average maneuver time : 0.25 minutes/pass <br />Production per unit area : 1.073 acres/hour <br />Unadjusted production : <br />i 6,078.66 cu. yds./hour <br />I <br />JOB TIME AND COST <br />Fleet size : 2 dozer(s) <br /> <br />Unit cost : <br />i <br />$0.086 <br />per cu. yd. <br />NA Bank volume : NA BCY <br />3.50 Volume : 39,527 BCY or CCY <br /> <br /> <br />Job Condition Correction Factors - <br />Unadjusted production <br />per selected method : 6,078.66 cu. yds./hour <br /> <br />Site altitude : 7,500 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 : 5,045.29 cu. yds./hour <br />Adjusted fleet production : 10,090.57 cu. yds./hour <br />Total job time : 3.92 hours <br />Total job cost : $3,397 <br />