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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task #: 006 State :Colorado Permit/job# :C-1981-019 <br />Date : 0910212009 County:Moffat Abbreviation :none <br />User : JRS Site : Colowyo Mine Filename : C019-006 <br />Agency or organization name : Colorado Division Of Reclamation, Mining And Safety <br />Permit or other job action :Permit Renewal 05 <br />Task description :Doze West Pit Spoil Ridges <br />HOURLY EQUIPMENT COST <br /> Basic machine : Cat D11 R - 11U (2005) Horsepower : 850 <br /> Blade type : Universal <br /> Attachment no. 1 :ROPS Cab Shiftbasis : 1 per day <br /> Attachment no. 2 :1-shank ripper <br /> Data source : (CRG) <br /> Utilization % <br />Cost Breakdown : Ownership cost/hour : $178.51 NA <br /> Operating cost/hour : $262.99 100 <br /> Ripper op. cost/hour : $0.00 0 <br /> Operator cost/hour : $38.54 NA <br /> Total unit cost/hour : $480.04 Total fleet cost/hour : $1,440.12 <br /> <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 3,705,000 LCY factor : NA volume : 3,705,000 LCY <br />Source of estimated volume : Division Estimate - Open Area of West Pit <br />Source of estimated swell factor : NA <br />HOURLY PRODUCTION <br />Average push distance : 250 feet <br />Unadjusted hourly production : 1,264.9 LCY/hr <br />Material consistency description <br />Loose stockpile <br />Average push gradient : 25.00 % (neg) <br />Average site altitude : 7,500 feet <br />Material weight : 2900 Ibs/LCY <br />Weight description : <br />Decomposed rock - 50% Rock, 50% Earth <br />JOB TIME AND COST <br />Fleet size : 3 Dozer(s) <br />Unit cost : $0.384 /LCY <br />Job Condition Correction Factors <br />Operator skill : <br />0.75 Source <br />(avg.) <br />Material consistency : 1.20 (Cat HB) <br />Dozing method : 1.10 (50% sl) <br />Visibility: 1.00 (avg.) <br />Job efficiency : 0.83 (lshift/day) <br />Spoil pile : 1.00 (doz-oc) <br />Push gradient : 1.52 (Cat HB) <br />Altitude : 1.00 (Cat HB) <br />Material weight : 0.79 (Cat HB) <br />Blade type : 1.00 (S/SU/U) <br />Net correction : 0.99 <br />Adjusted unit production <br />Adjusted fleet production <br />Total job time <br />Total job cost <br />1250.03 LCY/hr <br />3,750.10 LCY/hr <br /> <br />987.97 Hours <br />$1,422,798