2009-06-18_PERMIT FILE - C1981018A

• Permit No: C1981018A
• IBM Index Class Name: Permit File
• Doc Date: 6/18/2009
• Doc Name: Reclamation Cost Estimate
• Section_Exhibit Name: Illustration 47
• Media Type: D
• Archive: Yes

HOURLY PRODUCTION
• Hauling Capacity
Scraper Payload (weight) Basis:_
Rated payload :
Payload capacity:
•
sheet 2 of 2
Material weight
Material description :
USER-PROVIDED WEIGHT DATA
Travel time :
Road condition description :Firm, smooth, rolling, dirt/lt. surfaced, watered, maintained
Haul Route :
2,743 pounds/LCY
75,000 pounds
27.34 LCY
Scraper Bowl (volume) Basis :
Struck volume : 24.00 LCY
Heaped volume : 34.00 LCY
Average volume : 29.00 LCY
Adjusted capacity: 27.34 LCY
hourly production reflects volume per scraper pair on push-pull models
Cycle Time : Job Condition Corrections : Site altitude ft): 5,300
Scraper Push dozer Source
Scraper loading time : 1.00 minutes Altitude adj.: 1.000 NA (Cat HB)
Maneuver and spread time : 0.60 - minutes Job efficiency : 0.830 NA (Cat HB)
` load time per scraper pair on push-pull models Net correction : 0.830 NA
Seg. # Haul distance (feet) Grade (%) Roll. res. (%) I Total res. (%) Velocity (fpm) Travel time (min.)"
1 1,500 3.00 3.00 6.00 1477 1.10

Haul time :
Return route : 1.10 minutes
1 1,500 -3.00 3.00 0.00 2965 0.62

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" travel time for each segment is adjusted for acceleration/decelerabon. Return time :
table velocities are max. attainable per total resistance shown, not average
Total scraper team cycle time (load + haul + maneuver and spread + return) :
Unadjusted unit production/hour : 988.53 LCY/hourAdjusted for job conditions :
Optimal number of scrapers per push dozer : NA Selected number of scrapers :
Adjusted single scraper team (unit) hourly production :
Adjusted multiple scraper team (fleet) hourly production : 0.62

3.32
820.48
2
820.48
2,461.44 minutes

minutes
LCY/hour
scraper(s)
LCY/hour
LCY/hour
JOB TIME AND COST
• Fleet size : 3 Team(s) Total job time : 24.50 Hours
Unit cost : $0.763 /LCY Total job cost : $46,037