2017-03-16_REVISION - C1981019

• Permit No: C1981019
• IBM Index Class Name: Revision
• Doc Date: 3/16/2017
• Doc Name: Adequacy Review #2
• From: DRMS
• To: Colowyo Coal Company
• Type & Sequence: TR110
• Email Name: ZTT
• Email Name: JRS
• Media Type: D
• Archive: No

Bulldozer Worksheet Cont'd Task # 010 Page l of 2
BULLDOZER WORK
Task description: Regrade Topsoil at Collom Facility Area
Site: Colowyo Coal Mine Permit Action: 13C Permit/Job#: C1981019
PROJECT IDENTIFICATION
Task #:
010
Date:
3115/2017
User:
ZTT
State: Colorado
County: Moffat
Agency or organization name: DRMS
HOURLY EQUIPMENT COST
Basic Machine:
Cat DI IT -IIU
-
Horsepower:
.................. .......
850
Blade Type:
Universal
Attachment:
1 -shank ripper
Shift Basis:
1 per day
Data Source:
(CRG)
Cost Breakdown:
Ownership Cost/Hour:
Operating Cost/Hour:
Ripper own. Cost/Hour:
Ripper op. Cost/Hour:
Operator Cost/Hour:
Total unit Cost/Hour:
Total Fleet Cost/Hour:
$473.67
$1,894.66
$226.13
183.90
$21.79
Utilization %
NA
100
NA
$41.85 1 NA
MATERIAL QUANTITIES
Initial Volume: 247,278
Swell factor: 1.250
Loose volume: 309,098 LCY
Source of estimated volume: Division of Reclamation, Mining & Safety
Source of estimated sweII factor: Cat Handbook
HOURLY PRODUCTION
Average push distance:
Unadjusted hourly production:
100 feet
2,870.3 LCY/hr
Materials consistency description: Loose stockpile 1.2
Average push gradient:
Average site altitude:
Material weight:
25%
7,600 feet
2,650 Ibs/LCY
Weight description: Decomposed rock - 25% Rock, 75% Earth
Abbreviation: None
Filename: C019-010
Job Condition Correction Factor
Source
Operator Skill:
0.900
.AVG.}
Material consistency:_
1.200
CAT HB
Dozing method:
1.000
GEN.
Visibility:
1.000
_(AVG.)