PERMFILE116049

• Permit No: C1980007
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Section_Exhibit Name: Exhibit 69 Table of Contents
• Media Type: D
• Archive: No

EXHIBIT 69
Sylvester Gulch Facilities Area
Contents
Section A: Sylvester Gulch Facilities Area Description
I. Initial Project Description & Drawings Ventilation Shafts #1, #2, and #3, Substation,
Degasification and Electric Borehole, Roads, and Associated Facilities
General -Figure Nos. E611101 A - E6111109A
Shaft Site -Figure Nos. E611201 A - E611202A
Drainage & Erosion Controls -Figure Nos. E611301A - E611311 A
Slope Stabilization -Figure Nos. E611401A - E611410A
II. Mine Dewatering & Treatment Facilities
Figwe 1 -Facilities Plan
Figure 2 -Process Flow Diagram
Section B: Reclamation Quantities and Diaerams
Table I -Earthwork Quantities for Sylvester Gulch Site Development
Table 2 -Sylvester Gulch Shafts -Material Quantities for Permanent Shaft Facilities &
Construction
Table 3 -Sylvester Gulch Facilities -Quantities of Materials for Reclamation
Table 4 -Reclamation Quantities for Shaft #3
Figure 1 -Typical Shaft Seal
Figure 2 -Typical Shaft Seal -Ventilation Shaft #3
Section C: Slope Stability Improvements
I. Construction Approach & Construction Monitoring Program for Potentially Unstable Slopes
II. Failed Fill NOV CV-97-009 Abatement
Figure 1 -Plan
Figure 2 -Cross-Section of Trench Drain
III. Sylvester Gulch Substation and Landing #2 Road
Discussion
Figure 1 -Key Plan
Figure 2 -Landing #2 Road -Retaining Wall Structwe Section, Details, and Specifications
Figure 3 -Proposed Site Modifications Plan -Substation
Figure 4 -Gravel Drain -Typical Cross-Section