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Blade type : Semi-Universal <br />Attachment no. 1 : ROPS Cab Shiftbasis : 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 : 0.50 acres <br />Selected estimating method : Area <br />Load factor : NA Bank volume <br />Rip depth (ft) : 2.00 Volume <br />NA <br />1,613 <br />BCY <br />BCY or CCY <br />Source of estimated quantity : TR-70 <br />Source of estimated load factor : NA <br />HOURLY PRODUCTION <br />Alternate methods - <br />Seismic : Seismic velocity <br />Unadjusted production <br />Area : Avg. ripping depth <br />Average ripping width <br />Average ripping length <br />Average dozer speed <br />Average maneuver time <br />Production per unit area <br />NA feet/second <br />NA cu. yds./hour <br />2.00 feet/pass <br />7.67 feet/pass <br />200.00 feet/pass <br />88.00 feet/minute <br />0.25 minutes/pass <br />0.838 acres/hour <br />Unadjusted production : 2,702.54 cu. yds./hour <br />JOB TIME AND COST <br />Fleet size : 4 dozer(s) <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 />Total job time <br />2,702.54 cu. yds./hour <br />7,380 feet <br />1.00 (Cat HB) <br />0.83 (1 shift/day) <br />0.83 multiplier <br /> <br />2,243.11 cu. yds./hour <br />8,972.44 cu. yds./hour <br /> <br />0.18 hours <br />Unit cost : $0.095 per cu. yd. Total job cost : $153