2021-10-18_PERMIT FILE - M2021050

• Permit No: M2021050
• IBM Index Class Name: Permit File
• Doc Date: 10/18/2021
• Doc Name: Cost Estimate
• From: DRMS
• To: Jeff Chenoweth
• Email Name: RAR
• Email Name: JLE
• Media Type: D
• Archive: No

BULLDOZER RIPPING WORK
Task description: Ripping Access Road and Topsoil Stockpile Area
Site: J & P Caliche Pit Permit Action: M2021050 Permit/Job#: M2021050
PROJECT IDENTIFICATION
Task #: 003 State: Colorado
Date: 10/15/2021 County: Baca
User: RAR
Agency or organization name: DRMS
HOURLY EQUIPMENT COST
Basic Machine: Cat D8T - 8SU
Ripper Attachment: 3-Shank Ripper
Cost Breakdown:
Ownership Cost/Hour:
Operating Cost/Hour:
Ripper Ownership Cost/Hour:
Ripper Operating Cost/Hour:
Operator Cost/Hour:
Total Unit Cost/Hour:
Abbreviation: None
Filename: M050-003
Horsepower: 310
Shift Basis: 1 per day
Data Source: (CRG)
$97.46
Utilization %
NA
$97.63
100
$15.19
NA
$9.94
100
$41.30
NA
Total Fleet Cost/Hour: $261.52
MATERIAL QUANTITIES
Alternate Methods:
$261.52
Selected estimating method: Area
Seismic: NA Bank Volume:
Area: 1.50 acres Rip Depth (ft):
Source of estimated quantity: Site m
HOURLY PRODUCTION
Seismic:
NA
2.00
BCY NA
Volume: 4,840 BCY or CCY
Seismic Velocity:
NA
feet/second
Area:
Average Ripping Depth:
2.56
feet/pass
Average Ripping Width:
7.08
feet/pass
Average Ripping Length:
200.00
feet/pass
Average Dozer Speed:
88.00
feet/minute
Average Maneuver Time:
0.25
minutes/pass
Production per unit area:
0.773
acres/hour
Job Condition Correction Factors
Unadjusted Hourly Unit Production:
0.773
Acres/hr
Site Altitude:
4,228
feet
Altitude Adj:
1.00
(CAT HB)
Job Efficiency:
0.83
(1 shift/day)
Net Correction:
0.83
multiplier
Adjusted Hourly Unit Production:
0.64
Acres/hr
Adjusted Hourly Fleet Production:
0.64
Acres/hr
Caliche Pit#2 Cost Estimate October 2021
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