2009-06-09_PERMIT FILE - C1980007 ‎(2)‎

• Permit No: C1980007
• IBM Index Class Name: Permit File
• Doc Date: 6/9/2009
• Section_Exhibit Name: Exhibit 53 Reclamation Cost Estimate Part 2
• Media Type: D
• Archive: No

HOURLY PRODUCTION sheet 2 of 2
Hauling Capacity :
Scraner Pavload (weight) Basis : Scraper Bowl (volume) Basis :
Material weight : 1,600 pounds/LCY
Material description
Top Soil
Rated payload : 75,000 pounds
Payload capacity: 46.88 LCY
Struck volume : 24.00 LCY
Heaped volume : 34.00 LCY
Average volume : 29.00 LCY
Adjusted capacity : 29.00 LCY
' hourly production reflects volume per scraper pair on push-pull models
Cycle Time : Job Condition Corrections : Site altitude (ft.) : 6,300
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
Travel time :
Road condition description :Rutted dirt, little maintenance, no water, 2" tire penetration
W-1 Dni if= -
Seg. # Haul distance (feet) Grade (%) Roll. res. (%) Total res. (%) Velocity (fpm) Travel time (min.)'"
1 1,000 0.00 5.00 5.00 1867 0.64

Haul time : U.04
Rafi irn rnuta
travel time for each segment is adjusted for acceleration/deceleration. 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 : 1,247.35 LCY/hour'** Adjusted 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
U.0S
minutes
minutes
2,79 minutes
1,035.30 LCY/hour
2 scraper(s)
1,035.30 LCY/hour
1,035.30 LCY/hour
JOB TIME AND COST
Fleet size : 1 Team(s) Total job time : 0.00 Hours
Unit cost : $0.605 /LCY Total job cost : $1