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CIRCES Cost Estimatina Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task #: 005 State :Colorado Permit/job# :M-1990-057 <br />Date : 1111612007 <br />User: ESC <br />County:Lake <br />Site : Hopemore Shaft <br />Agency or organization name : DBMS <br />Permit or other job action : Reevaluate Amount of Required Bond <br />Task description : Backfill and Grade at the Mill Site <br />HOURLY EQUIPMENT COST <br />Basic machine : Cat D8R Series 11- 8SU (200: Horsepower : 310 <br />Blade type : Semi-Universal <br />Attachment no. 1 :ROPS Cab Shift basis : 1 per day <br />Attachment no. 2:3-shank ripper <br />Abbreviation :none <br />Filename : M057-005 <br /> Data source : (CRG) <br /> Utilization % <br />Cost Breakdown : Ownership cost/hour : $57.13 NA <br /> Operating cost/hour : $77.13 100 <br /> Ripper op. cost/hour : $1.68 25 <br /> Operator cost/hour : $32.78 NA <br /> Total unit cost/hour : $168.71 Total fleet cost/hour : $168.71 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 2,500 B CY factor : 1.330 volume : 3,325 LCY <br /> <br />Source of estimated volume: DRMS Estimate <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 : 150 feet Material consistency : 1.00 (Cat HB) <br />Unadjusted hourly production : 634.3 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility : 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (lshift/day) <br />Consolidated stockpile Spoil pile : 0.80 (fnd-rt) <br /> Push gradient : 1.00 (Cat HB) <br />Average push gradient : 0.00 % (pos) Altitude : 1.00 (Cat HB) <br />Average site altitude : 10,000 feet Material weight : 0.79 (Cat HB) <br /> Blade type : 1.00 (S/SU/U) <br />Material weight : 2,900 Ibs/LCY Net correction : 0.39 <br />Weight description : <br />Decomposed rock - 50% Rock, 50 % Earth Adjusted unit production : 250.44 LCY/hr <br />JOB TIME AND COST <br />Fleet size : <br />Adjusted fleet production : 250.44 LCY/hr <br />i Dozer(s) <br />Total job time <br />Total job cost <br />13.28 . Hours <br />Unit cost : $0.674 /LCY <br />$2,240