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PROJECT IDENTIFICATION <br />Task # : 001 <br />Date : 12/08/2006 <br />User : WHE <br />State :Colorado <br />County : Huer(ano <br />Site :Morgan Pit <br />Permit/job# : M-2006.077 <br />Abbreviation :none <br />Filename : M077-001 <br />Agency or organization name :DRMS <br />Permit or other job action : 110c application review <br />Task description :Highwall reduction from 0.5H:1V to 3H:iV <br />HOURLY EQUIPMENT COST ~ ~ -- -~- <br />Basic machine :Cat D8R Series 11 - 8U (2005) Horsepower : 310 <br />Blade type :Universal <br />Attachment no. 1 : ROPS Cab Shift basis : 1 per day <br />Attachment no. 2 :3-shank ripper <br /> Data source : (CRG) <br /> Utilization <br />Cost Breaktlown : Ownership cosUhour : $58.50 NA <br />Operating cosUhour : $74.00 100 <br />Ripper op, cosUhour : $0.69 10 <br />- Operator cost/hour : $32.78 NA <br />Total unit cost/hour : Q165.97 Total fleet cosUhour : $165.97 <br />MATERIAL QUANTITIES ~~ <br />Initial Swell Loose <br />volume : 4,213 LCY factor : NA volume : 4,213 LCY <br />Source of estimated volume :See attached drawing, "Highwall Reduction" <br />Source of estimated swell factor : NA <br /> <br />HOURLY PRODUCTION Job Condition Correction Factors Source <br />Average push distance : 50 feet <br />Unadjusted hourly production : 1,627.0 LCY/hr <br />Material consistency description <br />Compacted fill or embankment <br />Average push gradient : 10.00 % (~ <br />Average site altitude : 7,200 feet <br />Material weight : 2,900 Ibs/LCY <br />Weight description <br />Decomposed rock- 50% Rock, 50% Earth <br />CIRCES Cost Estimatino Software <br />BULLDOZER WORK <br />JOB TIME AND COST <br />Fleet size : 1 Dozers) <br />Unit cost : $0.234 /LCY <br />Operator skill : <br />75 <br />Material consistency Q <br />: 0 90 <br />Dozing method : 1.00 <br />Visibility : 7.00 <br />Job efficiency : 0.83 <br />Spoil pile : 0.80 <br />Push gradient : 1.22 <br />Altitude : 1.00 <br />Material weight : 0.79 <br />Blade type :_ 1.00 <br />Net correction : 0.44 <br />HB) <br />Adjusted unit production : 708.48 LCY/hr <br />Adjusted fleet production : 708.48 LCY/hr <br />Total job time : 5.95 Hours <br />Total job cost : $987 <br />