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Cross Mine (M1977-410) Technical Revision No. 5 <br /> Table of Contents <br /> 1. Introduction 1 <br /> 2. Background 1 <br /> 3. Purpose 3 <br /> 4. Need 3 <br /> 5. Description of the Proposed Revision 7 <br /> 6. Engineering 11 <br /> 7. Reclamation 17 <br /> Figures <br /> Figure 1—Water Management System <br /> Figure 2-Typical Portal Ground Support <br /> Figure 3—Geologic Map of the Idaho Tunnel <br /> Figure 4-Section A-A' Longitudinal Profile Sketch of the Idaho Tunnel Collapse <br /> Figure 5 -Section B-B'Cross-Section Sketch of the Idaho Tunnel Collapse <br /> Maps <br /> Map 1—Project Location <br /> Map 2—Surface Ownership <br /> Map 3—Amendment 01 Permit Disturbance <br /> Map 4-Cross-Caribou Mine Facilities Arrangement <br /> Attachments <br /> Attachment 1—Water Quality Analysis Test Results <br /> Attachment 2—Cellular Concrete Mix Design <br />