2014-05-05_REVISION - C1996083 ‎(4)‎

• Permit No: C1996083
• IBM Index Class Name: Revision
• Doc Date: 5/5/2014
• Doc Name: Reclamation Cost Estimate ‎(Revised)‎
• From: DRMS
• To: Tamme Bishop
• Type & Sequence: TR77
• Email Name: SLB
• Email Name: SB1
• Media Type: D
• Archive: No

Bowie No. 2 Mine C1996083
Truck
Technical Revision No.77 Page 15 of 34
Truck Bed (volume) Basis:
Altitude Adj :
1.000
Struck Volume:
10.00
LCY
Heaped Volume:
12.00
LCY
Average Volume:
11.00
LCY
Adjusted Volume:
12.00
LCY
Final Truck
Volume
Based on Number of Loader Passes: 10.97 LCY
Loading Tool Capacity
1 0.000
1 (Cat HB)
Bucket Size Class: NA
Rated Capacity: 4.300 LCY (heaped)
Bucket Fill Factor: 0.850 Hard, tough clay (80% - 90 %) 0.850
Adjusted Capacity: 3.655 LCY
Job Condition Corrections: Site Altitude (ft.): 6300 feet
Net Correction: 0.830 0.830
Loading Tool Cycle Time: Number of Loading Tool Passes Required to Fill
Excavators and Front Shovels: Truck:
Machine Cycle Time vs. Job Condition Rating: NA
Selected Value within this Basic Rating: NA
Track Loaders — Material Description:
Cycle Time Elements (min.):
Load: NA Maneuver: NA Dump: 0.100
Wheel and Track Loaders - Unadjusted Basic Loader Cycle Time (load, dump, maneuver): 0.500 minutes
3 passes
Cycle Time Factors
Truck
Loader
Source
Altitude Adj :
1.000
1.000
(CAT HB)
Job Efficiency:
0.830
0.830
(CAT HB)
Net Correction: 0.830 0.830
Loading Tool Cycle Time: Number of Loading Tool Passes Required to Fill
Excavators and Front Shovels: Truck:
Machine Cycle Time vs. Job Condition Rating: NA
Selected Value within this Basic Rating: NA
Track Loaders — Material Description:
Cycle Time Elements (min.):
Load: NA Maneuver: NA Dump: 0.100
Wheel and Track Loaders - Unadjusted Basic Loader Cycle Time (load, dump, maneuver): 0.500 minutes
3 passes
Cycle Time Factors
Factor (min.)
Source
Material:
Bank or broken material 0.04
0.040
(Cat HB)
Stockpile:
No adjustment - factor not applicable 0.00
0.000
(Cat HB)
Truck Ownership:
Common ownership of trucks and loaders -0.04
-0.040
(Cat HB)
Operation:
I Inconsistent operation 0.04
1 0.040
1 (Cat HB)
Dump Target:
I Nominal target 0.00
1 0.000
1 (Cat HB)
Truck Cycle Time:
Truck Exchange Time: 0.50
Truck Load Time: 1.180
Truck Maneuver and Dump Time: 0.90
Truck Travel (Haul & Return) Time:
enetration 5.0
Net Cycle Time Adjustment:
Adjusted Loader Cycle Time:
Net Load Time per Truck:
0.040 minutes
0.540 minutes
1.180 minutes
Minutes Adjusted for site altitude: 0.500 Minutes
Minutes Adjusted for site altitude: 1.180 Minutes
Minutes Adjusted for site altitude: 0.900 Minutes
Road Condition: Rutted dirt, little maintenance, no water, 2" tire
CIRCES Cost Estimating Software