2010-12-27_REVISION - C1981019 ‎(12)‎

• Permit No: C1981019
• IBM Index Class Name: REVISION
• Doc Date: 12/27/2010
• Doc Name: 3rd Completeness Review
• From: DRMS
• To: Colowyo Coal Company
• Type & Sequence: PR3
• Email Name: JHB
• Media Type: D
• Archive: No

drainages will be side - collector ditches similar to the South Collector ditch in the East
Pit at the Colowyo Mine.
Rule 4.05.4 — Stream Channel Diversions and Stream Channel Reconstruction
23. This item is considered complete. Colowyo has provided design information,
including a design map and channel profiles, for the proposed temporary ditches.
These designs are located in Exhibit 7, Item 23, Part E.
Rule 4.05.13 — Ground Water Monitoring
24. This item is considered complete (8 April 2010). Colowyo has provided a lengthy
discussion stating that a groundwater point(s) of compliance is not necessary in the
Collom mining area. Based on the submittal of this discussion, the Division finds that
this portion of the application is complete. The Division may address the information
contained in the discussion during technical adequacy.
Rule 4.06 - Topsoil
25. This item is considered complete (8 April 2010). Colowyo has provided a narrative
in Section 4.06 that minimally addresses this item.
26. This item is considered complete (8 April 2010). Colowyo has provided three copies
of the Topsoil Handling Map, Map 28C as required in Rule 2.05.3(5).
Rule 4.08 — Use of Explosives
27. This item is considered complete (8 April 2010). Colowyo has included map 26B,
which is the Blasting Analysis Map along with Exhibit 14, Item 8 — Pre -blast
Structure Locations. Pursuant to Rule 4.08.2(1), Colowyo is required to provide
written notification to all residents or owners of dwellings or other structures within
one -half mile of the permit area at least 30 -days prior to blasting. While this portion
of the pre -blast survey remains outstanding, it is not required for completeness.
28. This item is considered complete (8 April 2010). Colowyo has provided three
certified copies of Map 26B — Blasting Analysis Map - Collom with the PR -03
application.
29. This item is considered complete (8 April 2010). Colowyo has provided the
requested descriptions of the oil and gas facilities within 500 feet of blasting. The
Division may have technical adequacy questions regarding these facilities and the
blasting plan for the Collom area.
Colowyo Mine C -1981 -019 page 5 of 7
Permit Revision 03 — Collom Permit Expansion
8 April 2010