2011-10-27_GENERAL DOCUMENTS - M1977215

• Permit No: M1977215
• IBM Index Class Name: GENERAL DOCUMENTS
• Doc Date: 10/27/2011
• Doc Name: Decision memo plan of operations amendment
• From: USFS
• To: Rio Grande Silver, Inc.
• Email Name: RCO
• Media Type: D
• Archive: No

Underground Exploration at Bulldog Mine 4 Page
Figure 4. Schematic of cross section and plan view of 9400' level pad compared to
9360' portal.
Extraordinary Circumstances
The Forest Service Interdisciplinary Team (IDT) screened the proposed action for
extraordinary circumstances:
1. The presence of any one oifthe extraordinary circumstances identified in 36 CFR
220.6 and
2. The potential for significant effects if an extraordinary circumstance occurrkd
Extraordinary circumstances evaluated in the analysis include:
1. Federally listed threatened or endangered species or designated critical habitat,
species proposed for Federal listing or proposed critical habitat, or Forest Service
sensitive species.