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2009-06-02_REVISION - C1981008
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2009-06-02_REVISION - C1981008
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Last modified
8/24/2016 3:47:12 PM
Creation date
6/3/2009 9:25:17 AM
Metadata
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Template:
DRMS Permit Index
Permit No
C1981008
IBM Index Class Name
REVISION
Doc Date
6/2/2009
Doc Name
Revised Cost Estimate
From
Susan Burgmaier
To
Marcia Talvitie
Type & Sequence
RN5
Email Name
MLT
Media Type
D
Archive
No
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HOURLY PRODUCTION <br />Hauling Capacity : <br />Scraper Payload (weight) Basis : <br />Material weight : 2,100 pounds/LCY <br />Material description <br />Earth - Loam <br />Rated payload : 75,000 pounds <br />Payload capacity: 35.71 LCY <br />3Of <br />sheet 2 of 2 <br />Scraper Bowl (volume) Basis : <br />Struck volume : 24.00 LCY <br />Heaped volume : 34.00 LCY <br />Average volume : 29.00 LCY <br />Adjusted capacity : 29.00 LCY *** <br />' hourly production reflects volume per scraper pair on push-pull models <br />Cycle Time : Job Condition Corrections : Site altitude (ft.) : 5,700 <br /> Scraper Push dozer Source <br />Scraper loading time 0.60 minutes Altitude adj.: 1.000 1.000 (Cat HB) <br />Maneuver and spread time : 0.70 minutes Job efficiency : 0.830 0.830 (Cat HB) <br />* load time per scraper pair on push-pull models Net correction : 0.830 0.830 <br />Travel time : <br />Road condition description :Firm, smooth, rolling, dirtIlt. surfaced, watered, maintained <br />Haul Route : <br />Seg. # Haul distance (feet) Grade (%) Roll. res. (%) Total res. (%) Velocity (fpm) Travel time (min.)** <br />1 400 0.00 3.00 3.00 2227 0.43 <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />Haul time : 0.43 minutes <br />Return route : <br />" travel time for each segment is adjusted for acceleration/deceleration. Return time : 0.36 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) <br />Unadjusted unit production/hour : 832.05 LCY/hour *** Adjusted for job conditions <br />Optimal number of scrapers per push dozer : 2 Selected number of scrapers <br />Adjusted single scraper team (unit) hourly production <br />Adjusted multiple scraper team (fleet) hourly production <br />JOB TIME AND COST <br />Fleet size : 2 Team(s) Total job time <br />Unit cost : $0.451 ICY Total job cost : <br />2.09 minutes <br />690.60 LCY/hour <br />2 scraper(s) <br />1,381.20 LCY/hour <br />2,762.40 LCY/hour <br />24.05 Hours <br />$29,966
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