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<br />PROJECT IDENTIFICATION <br />Task # : 01a <br />Date: 04/25/2001 <br />User : SSS <br />CIRCES Cost Estimating Software <br />BULLDOZER WORK <br /> <br />State :Colorado PermiUjob# : M-2000-154 <br />County :San Miguel Abbreviation : none <br />Site : H And H Stone Quarry #3 Filename : M154-O1a <br />Agency or organization name : DMG <br />Permit or other job action : New 112c Quarry Application <br />Task description : Cut and fill reduction of interior highwall to 3:1 grade <br />HOURLY EQUIPMENT COST <br /> Basic machine : Caf D8R - 8SU Horsepower : 305 <br /> Blade type : Semi-Universal <br /> Attachment no. 1 : ROPS Cab Shift basis . 1 per day <br /> Attachment no. 2 : 1-shank ripper <br /> Data source . (CRG) <br /> Uhlizahon °h <br />Cost Breakdown : Ownership costlhour : $50.41 NA <br /> OperatingcosUhour : $65.98 100 <br /> Ripper op. cosVhour : $3.92 40 <br /> Operator cosVhour : $27.99 NA <br /> Total unit cosVhour : $148.29 Total f leet cosUhour : $148.29 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume: 5,312 LCY factor : NA volume: 5,112 LCY <br />Source of estimated volume :Assume 1700'L x 15'H highwall cut and filled to 3:1 <br />Source of estimated swell factor : NA <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 50 feet Material consistency : 0.60 (Cat HB) <br />Unadjusted hourly production : 1,400.0 LCY/hr Dozing method : 1.00 (gen.) <br /> Visibility : 1.00 (avg.) <br />Material consistency descriptio n : Job efficiency ~ 0.83 (lshifVday) <br />Rock, goody ripped or blasted Spoil pile : 0.80 (fnd-ri) <br /> Push gradient : 1.36 (Cat H8) <br />Average push gradient : 16.50 % (neg) Altitude : 1.00 (Cat HB) <br />Average site altitude : 6,500 feet Material weight : 0.79 (Cat HB) <br /> Blade type: 1.00 (S/SU/U) <br />Material weight : 2,900 Ibs/LCY Net correction : 0.32 <br />Weight description <br />Decomposed rock - 50% Rock, 50% Earth Adjusted unit production : 450.67 LCY/hr <br /> Adjusted fleet production : 450.67 LCYlhr <br />JOB TIME AND COST <br />Fleet size . 1 Dozers) Total job time : 11.79 Hours <br />Unit cost : $0.329 /LCY Total job cost : $1,748 <br />