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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task #: 204 State : Colorado Permit/job# : C-1981-010 <br />Date <br />User <br />11/30/2007 <br />JHB <br />County : Moffat <br />Site : Trapper Mine <br />Abbreviation :none <br />Filename : C010-204 <br />Agency or organization name : Division Of Reclamation, Mining And Safety <br />Permit or other job action : RN5 <br />Task description : Regrade cut/fill slopes on F-pit Haulroads <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D11 R - 11 SU (2005) <br />Blade type : Semi-Universal <br />Attachment no. 1 : ROPS Cab <br />Attachment no. 2 : NA <br />Horsepower: 850 <br />Shift basis : 2 per day <br /> Data source : (CRG) <br /> Utilization % <br />Cost Breakdown : Ownership cost/hour : $107.16 NA <br />Operating cost/hour : $224.59 100 <br />Ripper op. cost/hour : $0.00 NA <br />Operator cost/hour : $32.93 NA <br />Total unit cost/hour : $364.68 Total fleet cost/hour : $1,458.72 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 603,956 CCY factor : 1.090 <br />volume : 658,312 LCY <br />Source of estimated volume :fig. 3.7-1, Map 9 <br />Source of estimated swell factor : cat <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 50 <br />_ feet Material consistency : 0.90 (Cat HB) <br />Unadjusted hourly production : <br />4351-4 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility : 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.81 (2 shifts/day) <br />Compacted fill or embankment Spoil pile : 0.80 (fnd-? <br /> <br /> Push gradient : 0.95 (Cat HB) <br />Average push gradient : 3.00 % (pos) Altitude : 1.00 (Cat HB) <br />Average site altitude : 7,000 feet material weight : 0.88 -(Cat HB) <br /> <br />Blade type : <br />1.00 _ <br />(S/SU/U) <br />Material weight : 2,600 Ibs/LCY Net correction : 0.37 <br />Weight description : <br />Clay and gravel - Wet <br />JOB TIME AND COST <br />Adjusted unit production : 1595.88 LCY/hr <br />Adjusted fleet production : 6,383.54 LCY/hr <br />Fleet size : 4 Dozer(s) Total job time : 103.13 Hours <br />Unit cost : $0.229 /LCY Total job cost : $150,433 <br />