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CIRCES Cost Estimating Software <br /> BULLDOZER RIPPING WORK <br />PROJECT IDENTIFICATION <br />Task # : p1a State :Colorado PermiUjob # :M-1977-205 <br />Date : 04/13/2005 County :Delta Abbreviation :none <br />User: SSS Site :Tri-County Grave/ Filename:M205-p1a <br />Agency or organization name :DMG <br />Permit or otherjob action :TR-Ol <br />Task description :Rip banks of Phase I and <br />HOURLY EQUIPMENT COST <br />area of Phase /l <br />Basic machine :Cat D7R Series 11- 7SU <br />Blade type :Semi-Universal <br />Attachment no. 1 :BOPS Cab <br />Attachment no. 2 :3-shank ripper <br />Shift basis : 1 per day <br /> Data source : (CRG) <br /> Utilization <br />Cost Breakdown : Ownership cost/hour : $40.64 NA <br />Dozer operating cosUhour : $48.13 100 <br />Ripper operatingcost/hour : $5.95 100 <br />Operator cosUhour : $31.76 NA <br />Total unit cosUhour : $126.47 Total fleet cosUhour : $126.47 <br />MATERIAL QUANTITIES <br />Alternate methods - <br />Seismic : NA NA <br />Area : 6.65 acres <br />Load factor : NA Bank volume : NA BCY <br />Rip depth (ft) : 1.00 Volume : 10,729 BCY or CCY <br />Source of estimated quantity :1600' x 45' bank and 1100' x 200' stripped area <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 />Unadjusted production <br />Selected estimating method : Area <br />NA feet/second <br />NA cu. yds./hour <br />1.00 feet/pass <br />6.50 feet/pass <br />500.00 feeUpass <br />88.00 feet/minute <br />0.25 minutes/pass <br />0.755 acres/hour <br />1,217.54 cu. yds./hour <br />Horsepower: 240 <br />Unadjusted production <br />per selected method : 1,217.54 cu. yds./hour <br />Site altitude : 5,380 feet <br />Altitude adjustment : 1.00 (Cat HB) <br />Job efficiency factor : 0.83 (1 shiff/dayJ <br />Net job correction : 0.83 multiplier <br />Adjusted unit production <br />Adjusted fleet production <br />1,010.56 <br />1,010.56 <br />cu. yds./hour <br />cu. yds./hour <br />JOB TIME AND COST <br />Fleet size : 1 dozers) Total job time : 10.62 hours <br />Unit cost : $0.125 per cu. yd. Total job cost : $1,343 <br />