Laserfiche WebLink
Colorado Division of Minerals end Geology <br />ESTIMATING FORM -'BULLD02ER RIPPING <br />Task X: 4 Prep. try: A[S task File Name: MO15-4 <br />Date: 10/02/95 Permit M: M-82-015 Mine: Siegri st Pit <br />Permit Action: Monitoring inspection <br />task Description: Rip roads and facilities areas <br />HOURLY EQUIPMENT COST <br />_____________________ Basic Machine: Cat D8N Horsepower: 285 <br />Blade Type; UNIVERSAL ----- <br />Attachment pt: BOPS Ceb Shift Basis: 1/day <br />A ttachnent p2: 1-shenk ripper -------- <br />Cost/Hr Breakdown: Utilization X (code D$li) <br />---------------- ownership = 546.62 N/A <br />operating/overhaul - dozer = 551.93 100 <br />-ripper = 57.89 100 <br />operator = 522.95 N/A <br />Total egpt. unit cost/hr = 5129.39 Total fleet cost/h r; 5129.39 <br />MATERIAL QUANTITIES <br />__ _______ ________ Selected method Area <br />Seismic Load Bank ------------- <br />method; N/A N/A Factor N/A Volume N/A BCT <br />Area -------'-'- `------ ----------- <br />method: 12.00 Acres Rip Depth: 2.00 Volume 38,720 8CY or [CY <br />Source of quantity take-off: 7/31/95 inspection report <br />Source of mat. load factor: N/A <br />HOURLY PRODUCTION <br />_________________ <br />_________________ <br />Seismic Method - Seismic velocity of material: N/A feet/sec. <br />------------- - Unadjusted hourly production: M/A BCY or CCY/hr <br />pree Method - Avg, ripping depth per pass: 2.00 feet <br />---------- - Avg, ripping width per pass: 5.63 feet <br />- Avg, ripping length per pass: 150.00 feet <br />- Avg, velocity of machine 88.00 feet/min. <br />- Avg, machine maneuver tine 0.25 minutes <br />- Hourly prod. per unit area 0-595 acres/hr <br />- Unadjus [ed hourly production: 1,920.31 BCY or CCY/hr <br />Correction Factors -Unadjusted production = 1,920.31 BCY or CCY/hr <br />____.._____________ -Site altitude = 4,800 feet <br />- Altitude adjustment = 1.00 (Cat tbl) <br />- Job efficiency factor = 0.83 (1sh/day) <br />- Net correction = 0.83 multiplier <br />- Adjusted production = 1593.86 BCY or CCT/hr <br />- Fleet production = 1593.86 BCY or CCY/hr <br />JOB COST =_______ <br />Flee[ Size 1 Dozers) total Job Time: 24.29 Hours <br />Unit Cost 50.081 /LCY Total Job Cost= 53, 143. Z$ <br />