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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task #: 02a State :Colorado Permit/job# :M-1979-002 <br />Date : 0212412011 County :Delta Abbreviation :none <br />User: THM Site :North Delta Pit Filename : M002-02a <br />Agency or organization name: DRMS <br />Permit or other job action :Final Reclamation Cost Estimate _ <br />Task description : Highwall reduction and backfill <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 <br />Attachment no. 2 :NA <br />Shiftbasis : 1 per day <br />Data source: (CRG) <br /> - <br />Utilization % <br />Cost Breakdown : Ownership cost/hour : $43.55 NA <br />Operating cost/hour : $64.95 100 <br />Ripper op. cost/hour : $0.00 NA <br />Operator cost/hour : $38.54 NA <br />Total unit cost/hour : $147.04 Total fleet cost/hour : $147.04 <br /> <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 11,300 CCY factor : 1.060 volume : 11,978 LCY <br />Source of estimated volume :Assume 18'Hx 2600'L highwall cut and fill to 3H:1V <br />Source of estimated swell factor : CAT Handbook <br /> <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 60 feet <br />Unadjusted hourly production : 955.3 LCY/hr <br />Material consistency description <br />Compacted fill or embankment <br />Average push gradient <br />Average site altitude <br />Material weight <br />Weight description <br />Gravel - Pitrun <br />10.00 % (neg) <br />4,940 feet <br />3,250 I bs/LCY <br /> Material consistency : 0.90 (Cat HB) <br /> Dozing method : 1.00 (gen.)--- <br /> Visibility: 1.00 (avg.) <br /> Job efficiency : 0.83 (1shift1day) <br /> Spoil pile : 0.80 (fnd-rf) <br /> Push gradient : 1.22 (Cat HB) <br /> Altitude : 1.00 (Cat HB) _ <br /> Material weight : 0.71 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br /> Net correction : 0.39 <br /> Adjusted unit production : 371.19 LCY/hr <br /> Adjusted fleet production : 371.19 LCY/hr <br />JOB TIME AND COST <br />Fleet size : 1 Dozer(s) Total job time : 32.27 Hours <br />Unit cost : $0.396 /LCY Total job cost : $4,745