2011-08-09_REVISION - M1981185 ‎(68)‎

• Permit No: M1981185
• IBM Index Class Name: REVISION
• Doc Date: 8/9/2011
• Doc Name: CN-01 112d permit application Exhibit A thru F
• From: Wildcat Mining Corporation
• To: DRMS
• Type & Sequence: CN1
• Email Name: WHE
• Media Type: D
• Archive: No

New Access Road Construction Work Plan
Exhibit D — Attachment 1
o Culvert Installation; and,
o Clearing the cut slope.
• October 28, 2009 - Memo from Allen Sorenson to Wally Erickson - Third
Adequacy of Access Road Construction. Issues addressed included:
o Geotechnical stability;
o Revegetation; and,
o Retaining walls.
• June 4, 2010 - Memo from Mr. Allen Sorenson to Wally Erickson - Access
Road Review - Issues addressed included:
Wildcat Mining Corporation
May Day Idaho Mine Complex — 112d Permit Application
Revised August, 2011
Exhibit D — Attachment 1
o Earth Fill compaction;
o Erosion and sedimentation controls;
o Disturbance to the hydrologic balance;
o Construction Quality Control Quality Assurance; and,
o Stabilization.
• June 7, 2010 - Memo from Mr. Allen Sorenson to Wally Erickson - Access
Road Review - Issues to be addressed included:
o Earth Fill compaction;
o Erosion and sedimentation controls;
o Disturbance to the hydrologic balance;
o Construction Quality Control Quality Assurance; and,
o Stabilization.
• March 11, 2011 Memorandum - Geotechnical Responses to Cazier's
Comments. Issues Addressed include:
o Slope configuration;
o Portal geotechnical stability; and,
o Steel set foundation characterization.
• May 7, 2011 Review of Access Road Geotechnical Stability. Issues addressed
include:
o Slope configuration;
o Access Road Repairs and Maintenance;
o Road grades;
o Retaining walls;
o Historical stormwater control requirements; and,
o Road load limits.
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