2017-03-20_PERMIT FILE - C1981019A ‎(9)‎

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 3/20/2017
• Doc Name: Cumulative Bond Schedule
• Section_Exhibit Name: Exhibit 13C
• Media Type: D
• Archive: Yes

Bulldozer Worksheet Cont'd Task # 020 Page 1 of 2
BULLDOZER WORK
Task description: Regrade ditch D1 Lower (00-6+23)
Site: Colowyo Coal Mine Permit Action: 13C Permit/Job#: C1981019
PROJECT IDENTIFICATION
Task #: 020 State: Colorado
Date: 3/15/2017 County: Moffat
User: ZTT
Agency or organization name: DRMS
Abbreviation: None
Filename: C019-020
HOURLY EQUIPMENT COST
Source
Operator Skill: 0.750
Basic Machine: Cat D8T - 8SU
Material consistency: 0.900
(CAT HB))
Horsepower: 310
(GEN.)
Visibility: 0.800
Blade Type: Semi -Universal
Attachment: NA
Shift Basis: 1 per day
Data Source: (CRG)
Cost Breakdown:
Utilization %
Ownership Cost/Hour:
$83.81
NA
Operating Cost/Hour:
$66.17
100
Ripper own. Cost/Hour:
$0.00
NA
Ripper op. Cost/Hour:
$0.00
0
Operator Cost/Hour:
$41.85
NA
Total unit Cost/Hour: $191.83
Total Fleet Cost/Hour: $191.83
MATERIAL OUANTITIES
Initial Volume: 634
Swell factor: 1.000
Loose volume: 634 LCY
Source of estimated volume:
Source of estimated swell factor:
Exhibit 7-23B Table 1, Ex. 7, Item 23 Fig. B-1
Cat Handbook
HOURLY PRODUCTION
Average push distance: 50 feet
Unadjusted hourly production: 1,400.0 LCY/hr
Materials consistency description: Compacted fill or embankment 0.9
Average push gradient
Average site altitude:
Material weight:
0%
7,500 feet
2.650 lbs/LCY
Weight description: Decomposed rock - 25% Rock, 75% Earth
Job Condition Correction Factor
Source
Operator Skill: 0.750
(AVG.)
Material consistency: 0.900
(CAT HB))
Dozing method: 1.000
(GEN.)
Visibility: 0.800
(POOR)