REV88992

• Permit No: C1982056
• IBM Index Class Name: Revision
• Doc Date: 1/20/2005
• Doc Name: Letter & Application
• From: Twentymile Coal Company
• To: DMG
• Type & Sequence: MR191
• Media Type: D
• Archive: No

TWENTYMILE COAL COMPANY - FOIDEL CREEK MINE
TECHNICAL REVISIONS TR 05-45, 46, AND 47 AND MI NOR REVISION MR 05-191
SUMMARY OF REVISIONS/ADDITIONS (01/04)
REVISION/ADDITION DESCRIPTION PLACEMENT INSTRUCTIONS
TABLE OF CONTENTS
Entire Table of Contents List of Exhibits revised to Replaces Table of Contents in
including List of Exhibits, include Exhibits 8U, 8V, and Volume I
Figures, Tables, and Maps 8W, List of Maps revised to
include Map 23c, Entire TOC
updated to reflect current permit
contents
PERMIT CHRONOLOGY
Pemut Chronology Updated to include TR'S 05-45 Insert following Table of
thru 47 and MR OS-191 Contents in Volume I
OPERATIONS PLAN -MINE FACILITIES ULE 2.05.3 3
TR 05-45: Pgs. 2.05-23, and Revised to document drainage Replaces pgs. 2.05-23 and 2.05-
2.05-80 thru 82.1 controls for Scoria Storage Area, 80 thru 82 in Volume I
Former CYCC Office Area, and
Stora e and Trainin Area
TR OS-46: Pgs 2.05-66 thru Revised to update and clarify Replaces pgs 2.05-66 thru 72 in
72 current haulroad configuration Volume I
and use
TR 05-47: Pgs 2.05-79, 79.1, Revised to reflect designation of Replaces pgs 2.05-79, 79.1, and
and 2.05-92 thru 98 Area I Pit Water Storage Basin 2.05-92 thru 98 in Volume I
and Thickener Overflow Sump
as mine im oundments
MAPS
MR OS-191: Map 23c, Mine New map reflecting updated Insert after Map 23 in Volume V-
Plan -Surface Disturbance and disturbance area delineations A
Monitorin for entire Pernut Area
MR OS-191: Map 24, Surface Revised to modify mine Replaces Map 24 (Sheet 1) in
Facilities and Freshwater facility designations and Volume V-A
Systems (Sheet 1) update disturbed area
delineations
EXHIBITS
TR 05-45: Exhibit 8u, New exhibit incorporating Insert after Exhibit 8t in Volume
SAE's/ABC's for Scoria documentation for SAE/ASC II-B
Storage Area and Storage and drainage controls for Scoria
Training Area Storage Area and Storage and
Trainin Area
TR OS-47: Exhibit 8v, New exhibit incorporating Insert after Exhibit 8u in Volume
Impoundment Documentation impoundment documentation II-B
for Existing Area 1 Pit Water for Existing Area 1 Pit Water
Stora a Basin Stora a Basin
TR 05-47: Exhibit 8w, New exhibit incorporating Insert after Exhibit 8v in Volume
Impoundment Documentation impoundment documentation II-B
for Existing Thickener for Existing Thickener
Overflow Sum Overflow Sum