2018-05-18_PERMIT FILE - C1981019A

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 5/18/2018
• Doc Name: Cumulative Bond Schedule
• Section_Exhibit Name: Exhibit 13C
• Media Type: D
• Archive: Yes

BULLDOZER RIPPING WORK
Task description: Rip 29,458' of Collom Haul Road
Site: Colowyo Coal Mine Permit Action: 13C (TRI 18) Permit/Job#: C1981019
PROJECT IDENTIFICATION
Task #: 003 State: Colorado
Date: 3/13/2018 County: Moffat
User: ZTT
Agency or organization name: DRMS
HOURLY EQUIPMENT COST
Basic Machine: OBSOLETE - Cat D11R -
11 SU
Ripper Attachment: 1 -Shank Ripper
Abbreviation: None
Filename: C019-003
Horsepower: 850
Shift Basis: 1 per day
Data Source: (CRG)
Cost Breakdown:
NA
feet/second
Area:
Utilization %
Ownership Cost/Hour:
$220.12
NA
Operating Cost/Hour:
$235.69
100
Ripper Ownership Cost/Hour:
$21.79
NA
Ripper Operating Cost/Hour:
$11.30
100
Operator Cost/Hour:
$41.85
NA
Total Unit Cost/Hour:
8530.75
acres/hour
Total Fleet Cost/Hour: $1,061.49
MATERIAL QUANTITIES Selected estimating method: Area
Seismic: NA Bank Volume: NA
Area:
18.90
acres Rip Depth (ft): 1.50
Source of estimated quantity: Table 7 Exh. 13B -T-20
HOURLY PRODUCTION
Seismic:
BCY
Volume
Seismic Velocity:
NA
feet/second
Area:
Average Ripping Depth:
3.00
mph
Average Ripping Width:
7.94
degrees
Average Ripping Length:
300.00
feet
Average Dozer Speed:
88.00
feet
Average Maneuver Time:
0.25
feet
Production per unit area:
0.897
acres/hour
Job Condition Correction Factors
Unadjusted Hourly Unit Production:
0.897
Acres/hr
Site Altitude:
7,500
feet
Altitude Adj:
1.00
(CAT HB)
Job Efficiency:
0.83
(1 shift/day)
Net Correction:
0.83
multiplier
Adjusted Hourly Unit Production:
0.74
Acres/hr
Adjusted Hourly Fleet Production:
1.49
Acres/hr
JOB TIME AND COST
NA
738 BCY or CCY