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CIRCES Cost Estimating Software <br />HYDRAULIC EXCAVATOR WORK <br />PROJECT IDENTIFICATION <br />Task # : 101 State :Colorado <br />Date : 1112012007 <br />User : RCO <br />County :La Plata <br />Abbreviation :none <br />Site : May Day Mine <br />Agency or organization name :DRMS <br />Filename :M185-101 <br />Permit or other job action : Transfer to Wildcat Mining <br />Task description :ReContour dump - Level 1 <br />HOURLY EQUIPMENT COST <br />Machine description :Cat 320C <br />Horsepower: 138 <br />Weight (MT) : 19.70 <br />Cost Breakdown : Utilization % <br />Ownership cost/hour : $26.76 NA Shift basis : 1 per day <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 : 650 CCY factor : 1.215 volume : 790 LCY <br /> <br />Source of estimated volume :permit plan <br />Source of estimated swell factor: na <br /> <br />xxx. <br />HOURLY PRODUCTION <br />Excavator Cycle Time (load bucket swing loaded dump bucket swing empty) <br />Basic job condition description : AVERAGE <br />Secondary job condition within basic description : AVERAGE <br />Cycle time value : 0.28 minutes. <br />Bucket Capacity <br />Rated bucket capacity : 1.63 LCY (heaped) Bucket size class : medium <br />. Bucket fill factor : 0.97 Sand and gravel (95% - 100%) <br />Adjusted bucket capacity : 1.59 LCY <br />Job Condition Correction Factors Source <br />Site altitude : 9,200 feet Altitude adjustment : 0.87 I (Cat HER) <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 : 3.26 hours <br />Unit cost : $0.398 per LCY Total job cost : $314 <br /> <br />Permit/job # :M-1981-185