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CIRCES Cost Estimating Software <br />HYDRAULIC EXCAVATOR WORK <br />PROJECT IDENTIFICATION <br />Task #: 301 State :Colorado Permit/job #:M-1981-185 <br />Date : 1112012007 County :La Plata Abbreviation :none <br />User : RCO Site : May Day Mine Filename : M185-301 <br />Agency or organization name : DRMS <br />Permit or other job action : Transfer to Wildcat Mining <br />Task description : Recontour dump - Lamb portal <br />HOURLY EQUIPMENT COST ......... <br />Machine description :Cat 320C <br />Horsepower: 138 <br />Weight (MT) : 1970 <br />Cost Breakdown : Utilization % <br />Ownership cost/hour : $26.76 NA Shift basis : 1 perday <br />Operating cost/hour : $36.66 100 Data source : (CRG) <br />Operator cost/hour : $32.96 NA <br />Total unit cost/hour : $96.39 Total fleet cost/hour : $96.39 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume: 250 CCY factor : 1.215 volume : 304 LCY <br />Source of estimated volume :permit plan <br />Source of estimated swell factor :na <br />HOURLY PRODUCTION <br />Excavator Cycle Time (load bucket swing loaded dump bucket swing empty) <br />Ba sic job condition description : AVERAGE <br />Secondary job condi tion within basic description : AVERAGE <br /> Cycle time value : 0.28 minutes <br />Bucket Capacity <br />Rated bucket capacity : 1.63 LCY (heaped) <br />---- Bucket size class : medium <br />Bucket fill factor : <br />6.97 Sand and gravel (95% - 1009/6) <br />Adjusted bucket capacity : 1.59 LCY <br />Job Condition Correction Factors Source <br />Site altitude : 9,200 feet Altitude adjustment 0.87 (CatHB) <br /> Job efficiency adjustment : 0.83 (1 shift/day) <br /> Net job correction : 0.72 multiplier <br /> <br />Unadjusted hourly unit production : 335.76 LCY/hour <br />Adjusted hourly unit production : 242.45 LCY/hour <br />Adjusted hourly fleet production : 242.45 LCY/hour <br />JOB TIME AND COST <br />Fleet size : 1 excavator(s) Total job time : 1.25 hours <br />Unit cost : $0.398 per LCY Total job cost : $121 <br />