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Colorado Division of Minerals and Geology <br />--------------------------------------- <br />ESTIMATING FORM ~ BULLDOZER WORK <br />Task #: 3 Prep. by: SSS Task File Name: M020~3 <br />---------- --------- -------- <br />Date: 06/03/96 Permit #:M~76-020 Mine: Thomas Pit <br />Permit Action: Routine Reclamation Cost Estimate Update <br />Task Description: Replace Topsoil on 4.4 Acre Stockpile Area <br />HOURLY EQUIPMENT COST <br />- Basic Machine: Cat DBN Horsepower: 285 <br /> Blade Type: SEMI-UNIVERSAL -------- <br /> Attachment #1: ROPS Cab Shift Bas is: 1/day <br /> Attachment #2: 3-shank ripper -------- <br />Cost Breakdown: <br />-------------- Utilization X <br />Ownership cost/hr = 546.40 N/A <br />Operating 8 overhau l cost/hr~ dozer = 551.67 100 <br /> ripper = 50.00 0 <br />Operator cost/hr = 522.95 N/A <br />Total egpt. unit cost/hr = t121 02 Total fleet cost /hr : 5121.02 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />Volume: 4.732.0 LCY Factor: N/A Volume: <br />----- 4,732.0 <br />----- LCY <br />- <br />----------- <br />Source of quantity t ake off: 4.4 acre <br />-------- --------- <br />s covered w/ average of 8" <br />------------------------ of <br />--- topsoil <br />----------- <br />Source of est. swell factor: N/A <br />HOURLY PRODUCTION <br /> n <br />diti <br />C <br />ti <br />J <br />b C Fa <br />t ors <br /> on <br />on <br />orrec <br />o <br />a c <br />Avg. push distance: 200 ft. ------------------------- --- --- <br /> --------- Operator.......... 0 .75 (avg.) <br />Unad0u sted hourly Mat. ton si stency.. 1 .10 (Cat tbl) <br />dozer production: 448 LCY/hr Dozing method..... 1 .00 (gen.) <br /> --------- Visibility........ 1 .00 (avg.) <br />Material consistency : Job efficiency.... 0 .83 (lsh/day) <br />Partly consolidated stockpile Spoil pile factor. 0 .70 (fnd~mf) <br />-------------------- ----------------- Push gradient..... 1 .00 (Cat tbl) <br />Avg. push gradient: 0.00 X (pos) Altitude deration. 1 .00 (Cat tbl) <br /> --------- Material weight... 1 .10 (Cat tbl) <br />Avg. site altitude: 6675 ft. <br />------- Blade type........ <br />---------------- 1 .00 (S.SU.U) <br />Material weight -- <br />2100.00 lb/LCY Net Job Correction 0 .52 <br />Mat. Descr.: --------- --- --- - <br />Earth ~ Loam Adjusted Unit Prod.: 235 .04 LCY/hr <br /> Adjusted Fleet Production: 235 .04 LCY/hr <br />JOB COST ---- --- --- <br />Fleet size 1 Dozers) <br />--- Total Job Time: <br />---- 20 <br />---- .13 <br />--- Hours <br />Unit Cost ----- <br />50.515 /LCY Total Job Cost: 52 .436 .49 <br />