2010-06-02_REVISION - C1981019

• Permit No: C1981019
• IBM Index Class Name: REVISION
• Doc Date: 6/2/2010
• Doc Name: Response to Division's Preliminary Adequacy Report
• From: Colowyo Coal Company
• To: DRMS
• Type & Sequence: TR81
• Email Name: JRS
• Email Name: SB1
• Media Type: D
• Archive: No

CHANGE SHEET FOR PERMIT REVISIONS, TECHNICAL REVISION, AND MINOR REVISIONS
Mine Company Name: Colowyo Coal Company
Page 1 of 3
June 1, 2010
Permit Number: C-1981-019
Revision Description: TR-81 South Taylor Fill Revision
and PMT change
Volume Page, Map or other Permit Page, Map or other Permit Description of Change
Number Entry to be Entry to be
REMOVED ADDED
1 No Change
2A No Change
2B No Change
2C No Change
2D No Change
2E No Change
3 No Change
4 No Change
5A No Change
5B No Change
6 No Change
7 Map 19 Map 19 Revised due to PMT changes in South Taylor area. Cross
station tick marks have been added per review comment.
7 Map 20 Map 20 Modified Sections 13-13' and C-C' due to PMT changes. Updated
regraded and reclaimed areas to December 2009.
7 Map 20A Map 20A Modified due to PMT changes. Updated regraded and reclaimed
areas to December 2009.
8 No Change
9 No Change
10 No Change
11 No Change
12 Rule 4, Page 20 Rule 4, Page 20 Text change to address swell factor and spoil volumes
12 Rule 4.27, Page 30-32 Rule 4.27, Page 30-32 Update text to describe changes to mine plan and discussion of
steep slope exemption
12 Table 2.05.2-2 Table 2.05.2-2 Update table to reflect new volumes for reduced mining rate
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