PERMFILE46780

• Permit No: C1984065
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Section_Exhibit Name: Appendix 4.3-4 Stability of Portal Rock Pads
• Media Type: D
• Archive: No

~~
• '~
'FABLE OF C?OPiTEEa"~'8
1.0 INTRODUCTION
2.0 DESIGN CRITERIA .
3.0 MATERIALS AND SITE, CONDITIONS . .
3.1 Mined rock
3.2 Foundation Material . .
3.3 Groundwater conditions . .
3.4 Surface water condition-
4.0 PAD EXTENSION DESIGN
4.1 Pad construction
4.2 #1 Portal pad .
4.3 #2 Portal pac. . .
5.0 CONCLUSION
1
2
3
3
5
6
6
7
7
7
9
11
•-' ZsBri~.r~ Broom. Coasuli;~ ~,,u~ -i- 1145/900531