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Agency or organization name: DRMS <br />Permit or other job action :Final Reclamation Cost Estimate <br />Task description : Rip 246 acres of disturbed and compacted area to 1 foot depth <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D8R Series 11- 8SU (200: Horsepower : 310 <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 />Utilization % <br />$57.41 NA <br />$77.13 100 <br />$6.86 100 <br />$32.78 NA <br />$174.18 Total fleet cost/hour : $348.35 <br />Selected estimating method : Area <br />Alternate methods - <br />Seismic : NA NA Load factor : NA Bank volume : NA BCY <br />Area : 246.00 acres Rip depth (ft) : 1.00 Volume : 396,880 BCY or CCY <br /> <br />Source of estimated quantity: Maximum disturbed area <br />Source of estimated load factor :NA <br /> <br />HOURLY PRODUCTION <br />Alternate methods - Job Condition Correction Factors - <br />Seismic : Seismic velocity : NA feet/second Unadjusted production <br />Unadjusted production : NA cu. yds./hour per selected method : 1,272.55 cu. yds./hour <br /> <br />Area : Avg. ripping depth : 1.00 feet/pass Site altitude : 7,000 feet <br />Average ripping width : 7.08 feet/pass Altitude adjustment : 1.00 (Cat HB) <br />Average ripping length : 250.00 feet/pass Job efficiency factor : 0.83 (1 shift/day)_ <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 : 0.789 acres/hour Adjusted unit production : 1,056.22 cu. yds./hour <br />Unadjusted production : 1,272.55 cu. yds./hour Adjusted fleet production : 2,112.43 cu.yds./hour <br /> <br />JOB TIME AND COST <br />Fleet size : 2 dozer(s) Total job time : 187.88 hours <br />Unit cost : $0.165 per cu. yd. Total job cost : $65,448 <br />