2016-02-25_GENERAL DOCUMENTS - C1982056

• Permit No: C1982056
• IBM Index Class Name: General Documents
• Doc Date: 2/25/2016
• Doc Name: Proposed Decision and Findings ‎(PR11)‎
• From: DRMS
• To: Twentymile Coal, LLC
• Permit Index Doc Type: Findings
• Email Name: JLE
• Email Name: DIH
• Media Type: D
• Archive: No

Table of Contents
Introduction
4
Proposed Decision
5
Summary
6
The Review Process
6
Description
of the Environment
8
Description
of the Mine Operation and Reclamation Plan
15
Findings of the Colorado Division of Reclamation, Mining, and Safety
19
Part A - Findings
required by Section 2.07.6(2)
19
Part B - Findings required by Rule 4
29
I.
Roads - Rule 4.03
29
II.
Support Facilities - Rule 4.04
30
III.
Hydrologic Balance - Rule 4.05
30
IV.
Topsoil - Rule 4.06
31
V.
Sealing of Drilled Holes and Underground Openings - Rule 4.07
31
VI.
Use of Explosives - Rule 4.08
31
VII.
Disposal of Excess Spoil - Rule 4.09
32
VIII.
Coal Mine Waste Banks - Rule 4.10
32
IX.
Coal Mine Waste - Rule 4.11
33
X.
Backfilling and Grading - Rule 4.14
33
XI.
Revegetation - Rule 4.15
33
XII.
Post -mining Land Use - Rule 4.16
35
XIII.
Protection of Fish, Wildlife and Related Environmental Values - Rule 4.18
35
XIV.
Protection of Underground Mining - Rule 4.19
36
XV.
Subsidence Control - Rule 4.20
36
XVI.
Concurrent Surface and Underground Mining - Rule 4.22
39
XVII
Auger Mining - Rule 4.23
39
XVIII.
Operations on Alluvial Valley Floors - Rule 4.24
39
XIX.
Operations on Prime Farmland - Rule 4.25
51
XX.
Mountaintop Removal - Rule 4.26
51
XXI.
Operations on Steep Slopes - Rule 4.27
51
XXII.
Coal Processing Plants and Support Facilities not Located at or Near the
Foidel Creek Mine 2 February 25, 2016