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Colorado Division of Minerals and Geology <br /> ESTIMATING FORM - HYDRAULIC EXCAVATOR WORK <br /> Task #: 30 Prep. by: SLB Task File Name: C017-30 <br /> -Date:r 4 P^03 UJ ermit #:C-81-017 Mine: Coal Basin Mines <br /> _-rM4M <br /> -------- <br /> Permi t Action: N/A _ _._. ------------------ <br /> Task Description: Reduce Road A to Post Mine Width <br /> HOURLY EQUIPMENT COST <br /> --------------------- <br /> --------------------- <br /> Basic Machine: CAT 245E (1990) Shift Basis:l/day <br /> CostBreakdown: ----_ ---_ --- -_------__ <br /> -------------- Utilization % Horsepower 360 <br /> Ownership cost/hr = $77.58 N/A ---------- <br /> Operating & overhaul cost/hr= $64.96 100 Weight-tons: 0.00 <br /> Operator cost/hr = $21.76 N/A __________ <br /> -------- (DQ I MO) <br /> Total eqpt. unit cost/hr = $164.31 Total fleet cost/hr: $164.31 <br /> -------- --_-___-___ <br /> MATERIAL QUANTITIES <br /> ------------------- <br /> ------------------- <br /> Initial Swell Loose <br /> Volume: 25,636.5 SCY Factor: 1.25 Volume: 32,045.6 cu. yds. <br /> ------------ ---_------ ------------- <br /> Source of quantity take-off: Division Estimate <br /> Source of est. swell factor: Division Estimate <br /> ________...,.--_____-________________________________ <br /> HOURLY PRODUCTION <br /> ----------------- <br /> ----------------- <br /> Cycle Time - Basic cycle time vs. job condition rating: SEVERE <br /> ---------- - Time value within basic rating: MAXIMUM <br /> Basic cycle time = 0.83 min. <br /> Bucket Capacity ------------- <br /> Rated capacity: 2.50 LCY (heaped) Size class: small <br /> Bucket fill factor: 0.68 USER-PROVIDED BUCKET FILL FACTOR <br /> ------- ---------------------------------------------------- <br /> Adjusted capacity: 1.70 LCY <br /> Job Condition Correction Factors - Altitude adj. = 1.00 (C/H IM) <br /> - Job efficiency = 0.83 (1 s/d Yl1A) <br /> Site altitude = 10,000 ft. ----------- <br /> - Net correction 0.83 <br /> Unadjusted hourly unit production 122.45 LCY/Hr <br /> Adjusted hourly unit production 101.63 LCY/Hr <br /> Adjusted hourly fleet production 101.63 LCY/Hr <br /> JOB COST <br /> Fleet Size: 1 Excavator(s) Total Job Time: 315.31 Hours <br /> ------- ________--- <br /> Unit Cost : $1.617 /cu. yd. Total Job Cost: $51,806.85 <br />