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2017-07-27_REVISION - C1981041 (2)
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2017-07-27_REVISION - C1981041 (2)
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Entry Properties
Last modified
7/27/2017 9:02:33 AM
Creation date
7/27/2017 7:10:44 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1981041
IBM Index Class Name
Revision
Doc Date
7/27/2017
Doc Name Note
Proposed Decision Findings & Cost Estimate (Revised)
Doc Name
Proposed Decision and Findings of Compliance
From
DRMS
To
Snowcap Coal Company
Type & Sequence
SL10
Permit Index Doc Type
Findings
Email Name
JHB
JRS
Media Type
D
Archive
No
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Borehole Worksheet Cont'd Task # TTT <br />Cycle Time: <br />Scraper Loading Time: 0.90 Minutes <br />Maneuver and Spread Time: 0.70 Minutes <br />Job Condition Correction: <br />Site Altitude: 4850 feet <br />Scraper <br />Push Dozer <br />Source <br />Altitude Ad': 1.000 <br />NA <br />(CAT HB) <br />Job Efficiency: 0.830 <br />NA <br />(CAT HB) <br />Net Correction: 0.830 NA <br />Travel Time: <br />Road Condition: Rutted dirt, little maintenance, no water, 2" tire penetration 5.0 <br />Haul Route: <br />Page 13 of 18 <br />Seg # <br />Haul Distance (Ft) <br />Grade <br />Roll. Res (%) <br />Total Res (%) <br />Velocity (fpm) <br />Travel Time (min) <br />1 <br />870.00 <br />0.00 <br />5.00 <br />5.00 <br />1292 <br />0.74 <br />Haul Time: 0.74 minutes <br />Return Route: <br />Seg # <br />Haul Distance (Ft) <br />Grade <br />Roll. Res (%) <br />Total Res (%) <br />Velocity (fpm) <br />Travel Time <br />(min) <br />1 <br />400.00 <br />0.00 <br />5.00 <br />5.00 <br />2359 <br />0.40 <br />Return Time: 0.40 minutes <br />Total Scraper team cycle time: 2.74 minutes <br />Adjusted for job conditions: 372.59 LCY/Hour <br />Selected Number of Scrapers: 2 Scraper(s) <br />Adjusted single scraper team (unit) hourly production: 745.18 LCY/Hour <br />Adjusted multiple scraper team (fleet) hourly production: 745.18 LCY/Hour <br />Unadjusted unit production/hour: 448.91 LCY/Hour <br />Optimal Number of Scrapers per push dozer: <br />JOB TIME AND COST <br />Fleet size: 1 Team(s) Total job time: 1.03 Hours <br />Unit cost: $0.567 /LCY Total job cost: $435 <br />CIRCES Cost Estimating Software <br />
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