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CIRCES Cost Estimating Software <br />BULLDOZER RIPPING WORK <br />Agency or organization name DRMS <br />Permit or other job action : MR -361 (two holes incrementally bonded in PR -14) <br />Task description : Rip drill pads for holes 2010 -1 and 2 (MDWs E6 -63 and E7 -68) <br />m ,. <br />_� _.. <br />HOURLY EQUIPMENT COST <br />Basic machine Cat D9R - 9SU (2005) Horsepower: 405 <br />Blade type Semi - Universal <br />Attachment no. 1 : ROPS Cab Shift basis : 1 per day <br />Attachment no. 2 : -shank ripper <br />Data source: (CRG) <br />Utilization % <br />Cost Breakdown : Ownership cost/hour : $66.95 NA <br />Dozer operating cost/hour : $120.00 100 <br />Ripper operating cost/hour : $6.95 100 <br />Operator cost/hour : $38.54 NA <br />Total unit cost/hour : $232.44 Total fleet cost/hour : $929.76 <br />a� <br />MATERIAL QUANTITIES <br />Selected estimating method : Area <br />Alternate methods - <br />Seismic : NA NA Load factor <br />Area : 0.90 <br />acres Rip depth (ft) <br />NA Bank volume: NA BCY <br />2.00 Volume: 2,904 BCY or CCY <br />Source of estimated quantity Table 2 of MR -361 application <br />Source of estimated load factor : NA <br />HOURLY PRODUCTIO <br />Alternate methods - <br />Seismic : Seismic velocity: <br />NA <br />feet/second <br />Unadjusted production : <br />NA <br />cu. yds. /hour <br />Area : Avg. ripping depth : <br />1.00 <br />feet/pass <br />Average ripping width : <br />7.67 <br />feet/pass <br />Average ripping length : <br />50.00 <br />feet/pass <br />Average dozer speed : <br />88.00 <br />feet/minute <br />Average maneuver time: <br />0.25 <br />minutes /pass <br />Production per unit area : <br />0.646 <br />acres /hour <br />Unadjusted pr : <br />1,041.60 <br />cu. yds. /hour <br />JOB TIME AND COST <br />Unadjusted production <br />per selected method : 1,041.60 cu. yds. /hour <br />Site altitude : 8,300 feet <br />Altitude adjustment: 0.95 (Cat HB) <br />Job efficiency factor: 0.83 (1 shift/day) <br />Net job correction : 0.79 multiplier <br />Adjusted unit production <br />Adjusted fleet production <br />821.31 cu. yds. /hour <br />3,285.22 cu. yds. /hour <br />Fleet size : 4 dozer(s) Total job time: 0.88 hours <br />Unit cost : $0.283 per cu. yd. Total job cost: $822 <br />�'nx <br />.�.- ._�.ti- ., ... ...«,,,......�. .n ...a. .... �.< ., ....,.a., <br />