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_GENERAL DOCUMENTS - C1981017 (183)
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_GENERAL DOCUMENTS - C1981017 (183)
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Last modified
11/2/2020 8:48:57 AM
Creation date
10/19/2012 10:20:05 AM
Metadata
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Template:
DRMS Permit Index
Permit No
C1981017
IBM Index Class Name
GENERAL DOCUMENTS
Doc Name
Bid Documents (IMP)
Permit Index Doc Type
General Correspondence
Media Type
D
Archive
No
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DRMS Re-OCR
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Colorado Division of Minerals and Geology <br /> ----------------------------------------- <br /> ESTIMATING FORM - BULLDOZER RIPPING <br /> Task #: 002 Prep. by: SGR Task File Name: C017-002 <br /> ----------- -------- ------------- <br /> Date: 11/17/97 Permit #: C-81.017 Mine: Coal Basin <br /> ----------- -------- --------------------------------- <br /> Permit Action: litigation estimate <br /> ------------------------------------------------------------- <br /> Task Description: rip 016 pond road, and small side roads at ponds <br /> ------------------------------------------------------------- <br /> HOURLY EQUIPMENT COST <br /> Basic Machine: Cat D6D Horsepower: 140 <br /> Blade Type: STRAIGHT ---------- <br /> Attachment #1: ROPS Cab Shift Basis: 1/day <br /> Attachment #2: 3-shank ripper ---------- <br /> Cost/Hr Breakdown: Utilization X (code MO) <br /> ----------------- ownership = $18.13 N/A <br /> operating/overhaul - dozer = $24.39 100 <br /> -ripper = $2.95 100 <br /> operator = $22.95 N/A <br /> Total eqpt. unit cost/hr = $68.42 Total fleet cost/hr: $68.42 <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: 1.10 Acres Rip Depth: 1.50 Volume 2,662 BCY or CCY <br /> ----------- ------- ----------- <br /> Source of quantity take-off: division est, map <br /> ---------------------------------------------------- <br /> Source of mat. load factor: N/A <br /> ---------------------------------------------------- <br /> HOURLY PRODUCTION <br /> Seismic Method - Seismic velocity of material: N/A feet/sec. <br /> -------------- - Unadjusted hourly production: N/A BCY or CCY/hr <br /> Area Method - Avg. ripping depth per pass: 1.50 feet <br /> ----------- - Avg. ripping width per pass: 7.08 feet <br /> Avg. ripping length per pass: 45.00 feet <br /> Avg. velocity of machine 88.00 feet/min. <br /> Avg. machine maneuver time 0.25 minutes <br /> Hourly prod. per unit area 0.576 acres/hr <br /> Unadjusted hourly production: 1,394.87 BCY or CCY/hr <br /> Correction Factors Unadjusted production = 1,394.87 BCY or CCY/hr <br /> ------------------ Site altitude = 8,550 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 = 1157.74 BCY or CCY/hr <br /> Fleet production = 1157.74 BCY or CCY/hr <br /> JOB COST =_—_ <br /> Fleet Size 1 Dozer(s) Total Job Time: 2.30 Hours <br /> -------- ----------- <br /> Unit Cost $0.059 /LCY Total Job Cost: $157.33 <br /> -------- ---------- <br />
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