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CIRCES Cost Estimating Software <br />BULLDOZER RIPPING WORK <br />PROJECT IDENTIFICATION <br />- <br />Task #: 02a State :Colorado Permit/job #:M-2009-048 <br />Date : 0911412009 County :Mesa Abbreviation :none - <br />User: THM Site : Gunnison River Gravel Pits Filename : M048-02a <br />------ <br />Agency or organization name: DRMS <br />Permit or other job action :Final Reclamation Cost Estimate ---- <br />Task description :Rip 7.9 acres Compacted Area in Pit 1? <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D7R DS Series 11 - 7SU Horsepower:-- 240 <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 />Utilization % <br />Cost Breakdown : Ownership cost/hour : $45.91 NA <br />Dozer operating cost/hour : $70.97 100 <br />Ripper operating cost/hour : $4.53 100 <br />Operator cost/hour : $38.54 NA <br />Total unit cost/hour : $159.95 Total fleet cost/hour : $159.95 <br />MATERIAL QUANTITIES <br />Selected estimating method : Area <br />Alternate methods - <br />Seismic : NA NA Load factor : NA Bank volume <br />Area : 7.90 acres Rip depth (ft) : 1.50 Volume <br />NA <br />19,118 <br />BCY <br />BCY or CCY <br />Source of estimated quantity: Reclamation Map and 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 />Unadjusted production <br />per selected method : 1,776.40 cu. yds./hour <br />Area : Avg. ripping depth : 1.50 feet/pass <br />Average ripping width : 6.50 feet/pass <br />Average ripping length : 300.00 feet/pass <br />Average dozer speed : 88.00 feet/minute <br />Average maneuver time : 6,25 minutes/pass <br />Production per unit area : 0.734 acres/hour <br />Unadjusted production : 1,776.40 cu. yds./hour <br /> <br />JOB TIME AND COST <br />Fleet size : 1 dozer(s) <br />Unit cost : $0.108 per cu. yd. <br /> <br />Site altitude : 4,670 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 />Adjusted unit production : 1,474.41 cu. yds./hour <br />Adjusted fleet production : 1,474.41 cu. yds./hour <br />Total job time <br />Total job cost <br />12.97 hours <br />$2,074