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Agency or organization name :Colorado Division Of Reclamation Mining And Safety <br />Permit or other job action :Amendment <br />Task description :Rip compaction in disturbed area <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 />MATERIAL QUANTITIES <br />Alternate methods - <br />Seismic : NA NA <br />Area : 13.00 acres <br />Selected estimating method : Area <br />Load factor : NA Bank volume <br />Rip depth (ft) : 1.00 Volume <br />NA <br />20,973 <br />BCY <br />BCY or CCY <br />Source of estimated quantity :Reclamation Plan <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 />Area : Avg. ripping depth : 1.00 feet/pass <br />Average ripping width : 7.08 feet/pass <br />Average ripping length : 500.00 feet/pass <br />Average dozer speed : 88.00 feet/minute <br />Average maneuver time : 0.25 minutes/pass <br />Production per unit area : 0.822 acres/hour <br />Unadjusted production : 1,326.18 cu. yds./hour <br />JOB TIME AND COST <br />Unadjusted production <br />per selected method <br />Site altitude <br />Altitude adjustment : <br />Job efficiency factor : <br />Net job correction : <br />Adjusted unit production <br />Adjusted fleet production <br />WIA - <br />1,326.18 cu. yds./hour <br />6,500 feet <br />1.00 (Cat HB) <br />0.83 (1 shift/day) <br />0.83 multiplier <br />1,100.73 <br />1,100.73 <br />cu. yds./hour <br />cu. yds./hour <br />Fleet size : 1 dozer(s) Total job time : 19.05 hours <br />Unit cost : $0.158 per cu. yd. Total job cost : $3,319