2017-03-01_REVISION - C1996083

• Permit No: C1996083
• IBM Index Class Name: Revision
• Doc Date: 3/1/2017
• Doc Name: Cost Estimate
• From: Jason Musick
• To: Clayton Wein
• Type & Sequence: RN4
• Email Name: JDM
• Email Name: CCW
• Email Name: JRS
• Media Type: D
• Archive: No

HOURLY PRODUCTION
Truck Capacity:
LCY
Truck Payload (weight) Basis:
12.00
Material weight:
2,950 Pounds/LCY
Description:
Traprock - broken
Rated Payload:
35,400 Pounds
Payload Capacity:
12.00 LCY
Truck Bed (volume) Basis:
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: 11.61 LCY
Loading Tool Capacity
Rated Capacity:
4.300
Bucket Fill Factor:
0.675
Adjusted Capacity:
2.903
Job Condition Corrections:
(Cat HB)
Truck
Altitude Adj:
1.000
Job Efficiency:
0.830
Net Correction:
0.830
Loading Tool Cycle Time:
Operation:
Excavators and Front Shovels:
-0.040
LCY (heaped)
Blasted rock -
LCY
Bucket Size Class: NA
blasted (60 - 75%) 0.675
Site Altitude (ft.): 7100 feet
Loader Source
1.000 (CAT HB)
0.830 (CAT HB)
0.830
Number of Loading Tool Passes Required to Fill
Truck:
4 passes
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, 0.500
maneuver):
minutes
Cycle Time Factors
Factor (min.)
Source
Material:
Bank or broken material 0.04
0.040
(Cat HB)
Stockpile:
Dumped by truck 0.02
0.020
(Cat HB)
Truck Ownership:
Common ownership of trucks and loaders -
0.04
-0.040
(Cat HB)
Operation:
Constant operation -0.04
-0.040
(Cat HB)
Dump Target:
Fragile target 0.05
0.050
(Cat HB)
Net Cycle Time Adjustment: 0.030 minutes
Adjusted Loader Cycle Time: 0.530 minutes
Net Load Time per Truck: 1.690 minutes