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<br />Colorado Division of Minerals and Geology <br />_ <br />__ <br />________________________ <br />______________ <br />ESTIMATING FORM - BULLD02ER RIPPING <br />___________________________________ <br />_____________________________ <br />Task #: 9 Prep. by: RCO Task F ______ <br />ile Name: <br />M285-9 <br />___________ ________ <br />Date: 07/30/97 Permit #: M-77-285 Mine: _____________ <br />Sunday Mine <br />Permit Ac[ion: Final Reclamation <br />__ <br />_ <br />_______ <br />_____ <br />__________ <br />__________________________________ <br />_ <br />Task Description: Rip All Areas to be Drill Seeded <br />_____________________ <br />______ _ <br />_____________ <br />__________ <br />_______ <br />HOURLY EQUIPMENT COST ____ <br />_____________________ Basic Machine: Lat D9N Horsepower: 370 <br />Blade Type: SEMI-UNIVE RSAL ---------- <br />Attachment #1: ROPS Cab Shift Basis: 1/day <br />Attachment #2: 3-shank ri pper ---------- <br />Lost/Hr Breakdown: Uiilizati on % (code OSO) <br />----------------- ownership = 548.37 N/A <br />operating/overhaul - dozer = 474.14 100 <br />-ripper = 87.69 100 <br />operator = 522.95 N/A <br />Total egpt. unit cost/hr = 5153.15 <br />___ <br />____ Total fleet tort/hr: 5153.15 <br />_________ <br />__ <br />MATERIAL QUANTITIES <br />___________________ Selected method Area <br />Seismic Load Bank -------^----- <br />method: N/A N/A Factor N/A Volume N/A BCY <br />Area ___________ _______ ___________ <br />method: 19.40 Acres Rip Depth: 1.00 Volume 31,299 <br />____ BCY or CCY <br />___________ _______ <br />Source of quantity take-off: Calculated from Map <br />__________ <br />, Insp. <br />_________ __ <br />_____ <br />_____________ <br /> <br />__________ <br />___ <br />______ <br />Source of mat. load factor: N/A <br />___________________ _ <br />__________ <br />_____________ <br />__________ <br />HOURLY PRODUCTION <br />_________________ <br />_________________ <br />Seismic Method - Seismic velocity of material: <br />N/A <br />feet/sec. <br />-------------- - Unadjusted hourly production: N/A BCY or CCY/hr <br />Area Method - Avg. ripping depth per pass: 1.00 feet <br />----------- - Avg, ripping width per pass: 7.67 feet <br />- Avg. ripping length per pass: 500.00 feet <br />- Avg. velocity of machine 88.00 feet/min. <br />- Avg. machine maneuver time 0.25 minutes <br />- Hourly prod. per unit area 0.891 acres/hr <br />- Unadjusted hourly production: 1,436.70 BCY or CLY/hr <br />Correction Factors -Unadjusted production = 1,436.70 BCY or CCY/hr <br />----------------^- -Site altitude = 5,750 feet <br />- Al[itude adjustment = 1.00 (Cat tbl) <br />- Job efficiency factor = 0.83 (1sh/day) <br />- Net correction = 0.83 multiplier <br />- Adjusted production = 1192.46 BLY or CCY/hr <br />- Fleet production = 1192.46 BCY ar CLY/hr <br />JOB COST =_______ <br />Fleet Size 1 Dozers) To[al Job Time: 26.25 Hours <br />Unit Cost 50.128 /CLY Total Job Cost: 54,019.78 <br />