Laserfiche WebLink
~ <br />orado Division of Minerals and Geology <br />ESTIMATING FORM - BULLDOZER-RIPPING <br />Task #: 5 Prep. by: ACS Task F ile Name: M393-S <br />Date: 08/06/95 Permit #: M-77-393 Mine: Jenkins Si te <br />Permit Action: Bond reevaluation <br />Task Description: Rip north borrow pit and stockpile area <br />HWRLY EQUIPMENT COST <br />___________ ________= Basic Machine; Cat D7H SERIES II Horsepower: 215 <br />Blade Type: UNIVERSAL ---^----~-- <br />Attachment #1: ROPS Cab Shift Basis: 1/day <br />Attachment #2: 3-shank ri pper ---------- <br />Cost/Hr Breakdown: Utilization X (code 0?I1) <br />----------------- ownership = E38.70 N/A <br />operating/overhaul - dozer = E37.95 100 <br />-ripper = E4.64 100 <br />operator = 522.95 N/A <br />~~ Total egpt. unit cost/hr = E104.23 Total fleet cost/h r: E104.23 <br />_________ <br />MATERIAL QUANTITIES _________ <br />___________________ Selected method Area <br />Seismic Load Bank ---------^--- <br />method: N/A N/A Factor N!A Volume NJA BCY <br />Area ____-___-__ _______ ___________ <br />method: ~ 13.50 Acres Rip Depth: 1.00 Vol une 21,780 BCY or G:Y <br />~ Source of quantity take-off: Field measurements <br />Z ~ ___________________ <br />__________ <br />_____________ <br />________.-_ <br />Source of mat. load factor: N/A <br />HOURLY PRODUCTION <br />_________________ <br />_________________ <br />'~ Seismic Method - Seismic velocity of materia L• <br />N/A <br />feet/sec. <br />-------------- - Unadjusted hourly production: N/A BCY or CCY/hr <br />Area Nethod - Avg. ripping depth per pass: 1.00 feet <br />' ----------- - Avg. ripping width per pass: 6.50 feet <br />- Avg. ripping length per pass: 200.00 feet <br />- Avg. velocity of machine 88.00 feet/min, <br />- Avg. machine maneuver time 0.25 minutes <br />- Hourly prod. per unit area 0.710 acres/hr <br />- Unadjusted hourly production: 1,145.15 BCY or CCY/hr <br />Correction Factors -Unadjusted production = 1,145.15 8CY or LCY/hr <br />------------------ -Site altitude = 5,750 feet <br />- Altitude adjustment = 1.00 (Cat tbl) <br />- Job efficiency factor = 0.83 (tsh/day) <br />- Net correction = 0.83 multiplier <br />- Adjusted production = 950.47 BCY or CCY/hr <br />- Fleet production = 950.47 BLY or CLY/hr <br />JOB COST =_ ==___ <br />Fleet Size 1 Dozers) Total Job Time: 22.91 Hours <br />Unit Lost 50.170 /LCY Total Job Cost: E2,388.40 <br />