REP34115

• Permit No: M1988112
• IBM Index Class Name: Report
• Doc Date: 7/14/1995
• Doc Name: SAN LUIS MINE PHASE II RAISE 2 DESIGN REPORT VOLUME I OF II
• Media Type: D
• Archive: No

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TABLE OF CONTENTS
I.0 INTRODUCTION ............................ .......... 1-1
1.1 General ................................ ......... 1-1
1.2 Background ............................. ......... 1-1
1.3 Scope of Work .......................... ......... 1-2
2.0 TAII..INGS INVESTIGATIONS .................... ......... 2-1
2.1 Insitu Density ............................ ......... 2-1
2.2.1 General ......................... ......... 2-1
2.2.2 Residual Pore Pressures ............... ......... 2-2
2.2.3 Material Types ..................... ......... 2-4
2.2.4 Material Properties .................. ......... 2-4
2.3 Auger Borings ........................... ......... 2-5
2.4 Piezometers ............................. ......... 2-7
2.5 Laboratory Testing ......................... ......... 2-7
3.0 EMBANKMENT DESIGN ........................ ......... 3-1
4.0 STABILTI'X ANALYSES ......................... ......... 4-1
4.1 Liquefaction Triggering ...................... .. . ...... 4-1
4.2 Material Properties ......................... .. . ...... 4-2
4.3 Phreatic Conditions ........................ .. . ...... 4-4
4.4 General Procedure ......................... .. . ...... 4-5
4.5 Static Loading Conditions .................... ......... 4-6
4.6 Dynamic Loading Conditions .................. ......... 4-6
4.6.1 Pseudostatic Stability ................. ......... 4-6
4.5.2 Deformation Analyses ................. ......... 4-7
4.6.2.1 Background ................ ......... 4-7
4.6.2.2 Yield Accelerations ........... ......... 4-8
4.6.2.3 Dynamic Displacements ......... ......... 4-9
4.7 Post-Liquefaction Settlement ................... ........ 4-10
5.0 CONCLUSIONS AND RECOMMENDATIONS ......... ......... 5-1
6.0 REFERENCES CITED .......................... ......... 6-1

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