2018-11-01_REVISION - C1981044

• Permit No: C1981044
• IBM Index Class Name: Revision
• Doc Date: 11/1/2018
• Doc Name: Cost Estimate
• From: Tabetha Lynch
• To: Robin Reilley
• Type & Sequence: RN7
• Email Name: TNL
• Email Name: RAR
• Media Type: D
• Archive: No

Demo Worksheet Cont'd Task # TTT Page 40 of 144
BULLDOZER RIPPING WORK
Task description: Rip Rock Crusher Area
Site: Williams Fork Mines Permit Action: RN7
PROJECT IDENTIFICATION
Task #: 022 State: Colorado
Date: 10/30/2018 County: Moffat
User: TNL
Agency or organization name: DRMS
HOURLY EQUIPMENT COST
Basic Machine: Cat D10T - IOSU
Ripper Attachment: 1 -Shank Ripper
Permit/Job#: C1981044
Abbreviation: None
Filename: 022
Horsepower: 574
Shift Basis: 1 per day
Data Source: (CRG)
Cost Breakdown:
4.49
mph
Average Ripping Width:
6.74
Utilization %
Ownership Cost/Hour:
$129.20
NA
Operating Cost/Hour:
$121.82
100
Ripper Ownership Cost/Hour:
$18.04
NA
Ripper Operating Cost/Hour:
$10.15
100
Operator Cost/flour:
$41.52
NA
Total Unit Cost/Hour:
$320.73
Acres/hr
Total Fleet Cost/Hour: $1,282.92
MATERIAL QUANTITIES
Alternate Methods:
Selected estimating method: Area
Seismic: NA Bank Volume: NA
Area: 3.67 acres Rip Depth (ft): 1.50
Source of estimated quantity: Page 2.05.4-22R
HOURLY PRODUCTION
Seismic:
Seismic Velocity: NA
Area:
BCY NA
Volume: 8,881
feet/second
Average Ripping Depth:
4.49
mph
Average Ripping Width:
6.74
degrees
Average Ripping Length:
200.00
feet
Average Dozer Speed:
88.00
feet
Average Maneuver Time:
0.25
feet
Production per unit area:
0.736
acres/hour
Job Condition Correction Factors
Unadjusted Hourly Unit Production:
0.736
Acres/hr
Site Altitude:
5,400
feet
Altitude Adj:
1.00
(CAT HB)
Job Efficiency:
0.83
(1 shift/day)
Net Correction:
0.83
multiplier
Adjusted Hourly Unit Production:
0.61
Acres/hr
Adjusted Hourly Fleet Production:
2.44
Acres/hr
JOB TIME AND COST
Fleet size: 4 Grader(s)
Total job time:
1.50
Hours
BCY or CCY
CIRCES Cost Estimating Software