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CIRCES Cost Estimatina Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task #: 203 State : Colorado Permitlob# : 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 : C010-203 <br />Agency or organization name :Division Of Reclamation, Mining And Safety <br />Permit or other job action : RN5 <br />Task description : Regrade cutffill slopes on Ash pit haulroads <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D11 R - 11 SU (2005) Horsepower : 850 <br />Blade type : Semi-Universal <br />Attachment no. 1 : ROPS Cab Shift basis : 2 per day <br />Attachment no. 2 : NA <br />Data source : (CRG) <br />volume : 316,089 CCY factor : 1.090 volume : 344,537 LCY <br />Source of estimated volume: Fig. 3.7-1, Map 9 <br />Source of estimated swell facto r : Caterpillar Handbook Edition 34 <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 50 feet Material consistency : 0.90 (Cat HB) <br />Unadjusted hourly production : 4,351.4 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility: 1.00 (a vg.) <br />Material consistency description : Job efficiency : 0.81 (2 shifts/day) <br />Compacted rill or embankment Spoil pile : 0.80 (fnd-rf) <br /> Push gradient : 0.95 (Cat HB) <br />Average push gradient : 3.00 % (pos) Altitude : 1.00 (Cat HB) <br />Average site altitude : 6,700 feet Material weight : 0.88 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,600 Ibs/LCY Net correction : 0.37 <br />Weight description : <br />Clay and gravel - Wet Adjusted unit production : 1595.88 LCY/hr <br /> Adjusted fleet production : 3,191.77 LCY/hr <br />JOB TIME AND COST <br />Fleet size : 2 Dozer(s) Total job time : 107.95 Hours <br />Unit cost : $0.229 /LCY Total job cost : $78,731