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Colorado Division of Minerals and Geology <br /> ESTIMATING FORM - HYDRAULIC EXCAVATOR WORK <br /> Task #: 31 Prep. by: SLB Task File Name: C017-31 <br /> -Date• " 03/14t9g Permit #:C-81-017 Mine: Coal Basin Mines <br /> ----__.,-_ ----------.....__---------....------- <br /> Permit Action: N/A <br /> ------------------------------------------------------------- <br /> Task Description: Reduce Road B to Post Mine Width <br /> HOURLY EQUIPMENT COST <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= 564.96 100 Weight-tons: 0.00 <br /> Operator cost/hr = $21.76 N/A ---____-__ <br /> -------- (DQI OSU) <br /> Total eqpt. unit cost/hr = 5164.31 Total fleet cost/hr: $164.31 <br /> -------- ----------- <br /> MATERIAL QUANTITIES <br /> ------------------- <br /> Initial Swett Loose <br /> Volume: 4,089.0 BCY Factor: 1.25 Volume: 5,111.3 cu. yds. <br /> ---------- _____________ <br /> Source of quantity take-off: Division Estimate <br /> -----------------------------------------—_______ <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 I69) <br /> ---_..----------------....--------- - Job efficiency = 0.83 (1 s/d Yt1A) <br /> Site attitude = 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: 50.29 Hours <br /> _______ ----------- <br /> Unit Cost : $1.617 /cu. yd. Total Job Cost: $8,263.15 <br /> ------- ----------- <br />