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.Colorado Division of Mi royals end Geology. <br />ESTIMATING FORM --BULLD02ER RIPPING <br />Task N: 3-P r Prep. by: RCO Task File Name: M005-3-P <br />Date: 12/29/94 Permit N: N-94-005 Mine: Colons Pit Amendment Am-001 <br />~ Permit Action: Red emetian of Phases 1-III hPN <br /> <br />Task Descri ptian: Rip canpected areas <br />HOURLY EWIPMENT COST <br />____________________= Basic Machiro: Cet D7N (1 990) Xorsepower: 215 <br />~ Blade Type: Uni vereal ------ ---- <br />Attachment N1: ROPS Cab Shift Basis: 1/day <br />i <br />Attachment N2: 3-shank ri pper ------ ---- <br />Cost/Xr Breakdown: Utilixetion X (code OSIi) <br />' --------- ownership = f35.27 N/A <br />operating/overhaul - dozer = (28.18 100 <br />'. -ripper = f3.11 100 <br />operator = f21.58 M/A <br />Total eft. unit cost/hr = f88. 13 Total fleet cost/hr: f88 . 13 <br />IUTERIAL QUANTITIES <br />___________________ Selected method Area <br />Seismic Load Benk ------------- <br />method: N/A M/A Factor N/A Volume N/A BCY <br />Aree --- - ------- ------'---- <br />method: 34.00 Acres Rip Depth: 1.00 Volume 54,853 BCY or CCY <br />Source of quantity teke-off: Calculation-f ran reclamation map <br />Source of met. load factor: N/A <br />XOURLY PRODUCTION <br />_________________ <br />'~ Seismic Method - Seismic velocity of materiel: <br />N/A feet/sec. <br />------------- - Unadjusted hourly production: N/A BCY or CCY/hr <br />--- <br />i <br />Aree Method - Avg. ripping depth per pass: ---~ <br />1.00 feet <br />----------- - Avg. ripping width per pass: 6.50 feet <br />- Avg. ripping length per pass: 500.00 feet <br /> <br />- Avg. velocity of machine <br />88.00 feet/min. ~~ - <br />p.~p ~., <br />- Avg. machine maneuver time 0.25 minutes ~/_ <br />~ 0 <br />- Xourly prod. per unit area 0.755 acres/hr <br />i - Urodj usted hourly production: 1,217.54 BCY or CCY/hr <br />------- 1 <br />1. s ~~ <br />Correction Factors -Unadjusted product ion = 1,217.54 BCY or CCT/hr <br />~ -------------- -Site altitude = 6,220 feet <br />- Altitude adjustment = 1.00 (Get tbl) <br />- Job efficiency factor = 0.83 (1sh/day) <br />- Net correction = 0.83 mll ti plier <br />- Adjusted production = 1010.56 BCY or CCT/hr <br />- Fleet production = 1010.56 BCY or CCY/hr <br />JOB COST =_______ <br />Fleet Size 1 Dozen(s) Total Job Time: 54.28 Hours <br /> <br />Unit Cost <br />50.087 /LCY Total <br />Jab Cost: <br />f4,783.56 ~--j ~~' /// ___ / <br />C~^~^~j ~ 1 X ~~ <br />- -- ~3iyo. <br />