2011-08-09_REVISION - C1981019 ‎(9)‎

• Permit No: C1981019
• IBM Index Class Name: REVISION
• Doc Date: 8/9/2011
• Doc Name: Application for Permit Revision ‎(Part 1 of 2)‎
• From: Colowyo Coal Company
• To: DRMS
• Type & Sequence: PR3
• Email Name: MLT
• Media Type: D
• Archive: No

TABLE OF CONTENTS
• 2.05.3 (4) Operation Plan — Ponds, Impoundments, and Diversions 98
2.05.3 (5) Topsoil 99
2.05.3 (6) Overburden 100
2.05.3 (7) Coal Handling Structures 103
2.05.3 (8) Coal Mine Waste and Non -Coal Processing Waste 103
2.05.3 (9) Return of Coal Mine Waste to Abandoned Workings 104
2.05.4 (1) Reclamation Plan 104
2.05.4 (2)(a) Reclamation Timetable 105
2.05.4 (2)(b) Reclamation Costs 105
2.05.4 (2)(c) Backfilling Plan 105
2.05.4 (2)(d) Topsoil Salvage 105
2.05.4 (2)(e) Reclamation Revegetation 110
2.05.4 (2)(f -h) Disposal, Mine Openings, Water and Air Control 120
2.05.5 Post- Mining Land Uses 122
2.05.6 Mitigation of Surface Mining Operation Impacts Air Pollution Control Plan 123
2.05.6 (1) Air Pollution Contol Plan 123
2.05.6 (2) Fish and Wildlife Plan 126
2.05.6 (3)(a) Protection of the Hydrologic Balance 131
2.05.6 (3)(b)(i & ii) Hydrologic Controls 132
2.05.6 (3)(b)(iii) Probable Hydrologic Consequences 132
2.05.6 (4) Protection of Public Parks and Historic Places 141
2.05.6 (5 -6) Surface Mining near Underground Mining; Subsidence Control 141
2.06 PERMIT REQUIREMENTS - SPECIAL MINING CATEGORIES 142
2.06.1 -3 Scope, Experimental Mining, and Mountain Top Removal 142
2.06.4 Steep Slope Mining 142
110 2.06.5 Variance from Approximate Original Contour Restoration Requirements 142
2.06.6 Prime Farmlands 142
2.06.7 Reclamation Variance 142
2.06.8 Alluvial Valley Floor (AVF) 142
2.06.9 — 2.06.11 Augering, Processing Plants, In -Situ Processing 146
2.06.12.1 Coal Refuse Piles 146
2.07 — 2.10 VARIOUS 146
RULE 3 — PERFORMANCE BOND 1
RULE 4 — PERFORMANCE STANDARDS 1
4.02 SIGNS AND MARKERS 1
4.02.1 Specifications 1
4.02.2 Mine and Permit Identification Signs 1
4.02.3 Perimeter Markers 1
4.02.4 Duration of Maintenance 1
4.02.5 Stream Buffer Zone Markers 1
4.02.6 Blasting Signs 1
4.02.7 Topsoil Markers 1
4.03 ROADWAYS 2
4.03.1 Haul Roads 2
4.03.2 Access Roads 2
4.03.3 Light -Use Roads 3
4.04 SUPPORT FACILITIES 3
4.05 HYDROLOGIC BALANCE 3
4.05.1 General Requirements 3
0 4.05.2 Water Quality Standards and Effluent Limitations 5
4.05.3 Diversions and Conveyance of a Watershed Less than One Square Mile 5
collom -ii Revision Date: 8/5/11
Revision No.: PR -03