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CIRCES Cost Estimating Software <br />BULLDOZER WORK <br />PROJECT IDENTIFICATION <br />Task # : 02b <br />Date : 01/302003 <br />User : GRM <br />Permifrob#:M-2002-046 <br />Abbreviation :none <br />Filename :M046-02b <br />Agency or organization name :DMG <br />Permit or otherjob action :final reclamation costs estimate <br />Task description :establish and grade overburden to 3H:1V <br />HOURLY EQUIPMENT COST <br />State :Colorado <br />County :Mesa <br />Site :D Road Gravel Pit <br />Basic machine :Cat D8R Series 11- 8SU Horsepower : 310 <br />Blade type ; Semr-Universal <br />Attachment no. 1 :ROPS Cab Shift basis : 1 perday <br />Attachment no. 2 :3-shank ripper <br /> Data source : (CRG) <br /> Utilization <br />Cost Breakdown : Ownership cosUhour ; $50.51 NA <br /> Operating cost/hour ; $63.93 100 <br /> Ripper op. cost hour : $1.89 25 <br /> Operator cosUhour: $30.65 NA <br /> Total unit cosVhour : $146.98 Total fleet cosVhour : $146.98 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 10, 555 LCY factor : NA volume : 10,555 LCY <br /> <br />Source of estimated volume :accepted verified volume tram application <br />Source of estimated swell factor : NA. <br /> _ <br />~ <br /> . <br />t: <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br /> Operator skill : 0.75 (avg.) <br />Average push distance : 50 feet Material wnsistency : 1.20 (Cat HB) <br />Unadjusted hourly production : 1,400.0 LCY/hr Dozing method : 1.00 (gen.) <br /> Vsibility : 1.00 (avg.) <br />Material consistency description : Job efficiency : 0.83 (lshift/day) <br />Loose stockpile Spoil pile : 0.80 (fnd-rQ <br /> Push gradient : 1.36 (Cat HB) <br />Average push gradient : 16.50 % (neg) Altitude : 1.00 (Cat HB) <br />Average site allitude : 4, 600 feet Material weight : 0.79 (Cat HB) <br /> Blade type : 1.00 (S/SUN) <br />Material weight : 2,900 Ibs/LCY Net correction : 0.64 <br />Weight description <br />Decomposed rock - 50% Rock, 50% Earth <br />JOB TIME AND COST <br />Fleet size : 1 Dozers) <br />Unit cost : $0.163 /LCY <br />Adjusted unit production <br />Adjusted fleet production <br />Total job time <br />Total job cost <br />901.35 LCY/hr <br />901.35 LCY/hr <br />11.71 Hours <br />$1,721 <br />