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• Colorado Division of Minerals and Geol o� <br /> ------------------------------------ <br /> ESTIMATING FORM - BULLDOZER WORK <br /> Task R: 1 Prep. by: JD Task File Name: M085-1 <br /> ----- --------- ----------- <br /> Date: 12/22/95 Permit N:M-85-085 Mine: Rancho Rosado Pit <br /> ------------ --------- --------------------------------- <br /> Permit Action: Final Reclamation <br /> -----------------------"------------------------------------ <br /> Task Description: Reduce Sideslopes in 5 acre tract <br /> ------------------------------------------------------------ <br /> HOURLY EQUIPMENT COST <br /> Basic Machine: Cat D8N Horsepower: 285 <br /> Blade Type: UNIVERSAL ---------- <br /> Attachment M1: ROPS Cab Shift Basis: 1/day <br /> Attachment 02: N/A ---------- <br /> Cost Breakdown: <br /> ---------- Utilization % <br /> Ownership cost/hr = S40.32 N/A <br /> Operating 8 overhaul cost/hr- dozer = $51.93 100 <br /> -ripper = SO.00 N/A <br /> Operator cost/hr = $22.95 N/A <br /> Total egpt. unit cost/hr = S115.20 Total fleet cost/hr: S115.20 <br /> -------- -------- <br /> MATERIAL QUANTITIES <br /> Initial Swell Loose <br /> Volume: 11,000.0 BCY Factor: 1.250 Volume: 13,750.0 LCY <br /> ------------ ---------- _____________ <br /> Source of quantity take-off: Calculation <br /> ---------------------------------------------------- <br /> Source of est. swell factor: Program <br /> ---------------------------------------------------- <br /> HOURLY PRODUCTION <br /> Job Condition Correction Factors <br /> Avg. push distance: 50 ft. -------------------------------- <br /> --------- Operator.......... : 0.75 (avg.) <br /> Unadjusted hourly Mat. consistency.. : 0.90 (Cat tbl) <br /> dozer production: 1593 LCY/hr Dozing method..... : 1.20 (slot) <br /> --------- Visibility........ : 1.00 (avg.) <br /> Material consistency: Job efficiency.... : 0.83 (lsh/day) <br /> Compacted fill or embankment Spoil pile factor. : 1.00 (doz-oc) <br /> ------------------------------------- Push gradient..... : 1.33 (Cat tbl) <br /> Avg. push gradient: 15.00 % (neg) Altitude deration. : 1.00 (Cat tbl) <br /> --------- Material weight... : 1.00 (Cat tbl) <br /> Avg. site altitude: 7800 ft. Blade type........ : 1.00 (S,SU,U) <br /> --------- ________________________________ <br /> Material weight 2300.00 Lb/LCY Net Job Correction : 0.89 <br /> Mat. Descr.: --------- ----------- <br /> GENERAL FILL Adjusted Unit Prod.: 1422.89 LCY/hr <br /> _____________________________________ -_______--- <br /> Adjusted Fleet Production: 1422.89 LCY/hr <br /> JOB COST ----------- <br /> Fleet size : 1 Dozer(s) Total Job Time: 9.66 Hours <br /> Unit Cost : $0.081 /LCY Total Job Cost: $1,113.24 <br />