2016-08-29_PERMIT FILE - C1981035A ‎(17)‎

• Permit No: C1981035A
• IBM Index Class Name: Permit File
• Doc Date: 8/29/2016
• Section_Exhibit Name: KII Appendix 12 Reclamation Bond Estimate
• Media Type: D
• Archive: Yes

King Mines C 1981035 Midterm Review No. 7
MOTOR GRADER WORK
Task description: King I - finish grade post -law refuse area (area #6)
Site: King Coal Mine Permit Action: Midterm Review No. 7 Permit/Job#: C1981035
PROJECT IDENTIFICATION
Task #: 018
Date: 2/11/2015
User: SLB
State: Colorado
County: La Plata
Agency or organization name: DRMS
Page 39 of 123
Abbreviation: None
Filename: C035-018
HOURLY EQUIPMENT COST
Basic Machine: CAT 12M Horsepower: 158
Ripper Attachment: Multi -Shank Ripper Shift Basis: 1 per day
Data Source: (CRG)
Cost Breakdown:
Utilization %
Ownership Cost/Hour: $26.77 NA
Operating Cost/Ifour: $46.43 100
Ripper Operating Cost/Hour: $0.00 0
Operator Cost/Hour: $24.47 NA
Total Unit Cost/Hour: $97.67
Total Fleet Cost/Hour: $99.92
MATERIAL QUANTITIES
Total Area to be graded or ripped: 1.06 acres
Source of estimated acreage: Section 2.05.3 of permit application
HOURLY PRODUCTION
Average Grader Speed:
Selected Application:
Selected Blade Angle:
Effective Blade Length:
Width of blade overlap per pass:
Net grading or ripping width per pass:
Unadjusted Hourly Unit Production:
Job Condition Correction Factors
1.25
mph
Production Deration - 1.25
30
degrees
10.40
feet
2.00
feet
8.40
feet
1.2727
acres/hour
Source
Altitude Adj: 1.00 (CAT HB)
Job Efficiency: 0.85 (lsh/d, mod.)
Net Correction: 0.8500 multiplier
Adjusted Hourly Unit Production:
Adjusted Hourly Fleet Production:
JOB TIME AND COST
Fleet size: 1
Grader(s)
Site Altitude: 7400 feet
1.0818
1.0818
Total job time
acres/Hour
acres/Hour
0.98
Unit cost: $90.28 per acre Total job cost: $96
Hours