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2008-08-06_REVISION - C1982057
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2008-08-06_REVISION - C1982057
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Last modified
8/24/2016 3:35:15 PM
Creation date
8/11/2008 9:34:59 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1982057
IBM Index Class Name
REVISION
Doc Date
8/6/2008
Doc Name
Midterm Review Reclamation Cost Estimate
From
DRMS
To
Seneca Coal Company
Type & Sequence
MT5
Email Name
DTM
Media Type
D
Archive
No
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HOURLY PRODUCTION sheet 2 of 2 <br />Hauling Capacity : <br />Scraper Payload (weight) Basis : Scraper Bowl (volume) Basis : <br />Material weight : 2,100 pounds/LCY i Struck volume : 21.00 LCY <br />Material description : Heaped volume : 31.00 ^ ^ LCY <br />Earth -- Loam Average volume : 26.00 LCY <br />Rated payload : 75,000 pounds Adjusted capacity: 26.00 LCY <br />Payload capacity : 35.71 LCY ?• hourly production reflects volume per scraper pair on push-pull models <br />Cycle Time : Job Condition Corrections : Site altitude ft) : <br />8,000 <br /> Scraper Push dozer _ <br />I Source <br />Scraper loading time <br />- 1.00 minutes <br />- Altitude adj.: 0.980 <br />..-_....._..-- ...__:._.-.. NA (Cat HB) <br /> <br />Maneuver and spread time : <br />----- <br />0.60 minutes <br /> <br />..?- <br />--- --- - - <br />Job efficient 0.830 <br /> <br />- ------ ----- <br />NA <br /> <br />- - _ -._ <br /> <br />(Cat <br />HB) <br />B) <br /> <br />' load time per scraper pair on push-pull models <br />Net correction :i 0.813 _ <br />NA _ <br />--- <br />Travel time : <br />Road condition description :Firm. smooth, rolling, dirt/1t. surfaced, watered, maintained <br />Haul Route : <br />Seg. # Haul distance (feet) Grade (%) ! Roll, res. Total res. (%) y Velocity (fpm) +Travel time (min.)** <br />1 2,600 6.00 3.00 9.00 1042 i 2.53 <br />Return route : <br />Haul time <br />2.53 minutes <br />uavei time tor each segment is adjusted for acceleration/deceleration. Return time : 0.92 minutes <br />table velocities are max. attainable per total resistance shown, not average <br />Total scraper team cycle time (load + haul + maneuver and spread + return) 5.05 minutes <br />Unadjusted unit production/hour : 617.95 LCY/hour Adjusted for job conditions : 502.64 LCY/hour <br />Optimal number of scrapers per push dozer : NA Selected number of scrapers 2 scraper(s) <br />Adjusted single scraper team (unit) hourly production : 502.64 LCY/hour <br />Adjusted multiple scraper team (fleet) hourly production : 1,005.28 LCY/hour <br />JOB TIME AND COST <br />Fleet size : 2 Team(s) Total job time : 21.62 Hours <br />- ----- - - - - -- - - ---------- <br />Unit cost : $1.433 /LCY Total job cost $31,145
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