APPENDIX A: GEOTECHNICAL ANALYSIS BY THE FINITE ELEMENT METHOD

Information Required for Finite Element Analyses

Skills Required for Geotechnical Finite Element Analyses

Chapter 2 Static Soil Structure Interaction Problems

Stress-Strain Material Properties Values

Construction Sequence

Figure 2. Geologic profile for analysis of Bonneville tieback wall

Figure 3. Finite element mesh for Bonneville tieback wall

Figure 4. Finite element mesh for steps 7 through 15

Figure 6. Earth pressures on tieback wall

Material behavior model, property values, and finite element code.

Figure 9. Finite element mesh for E-99 test section

Figure 11. Undrained shear strength profile for Section E-99

Figure 13. Computed and measured deflections ofsheet-pile wall

Chapter 3 Embankment Construction Problems

Finite element mesh.

Case History: Birch Dam

Figure 17. Finite element mesh of Birch Dam

Figure 18. Construction sequence for Birch Dam

Figure 19. Displacements at selected times

Figure 22. Estimated vertical and horizontal movements of slope indicators at selected times

Figure 24. Plan and longitudinal views of New Melones Dam

Figure 25. Cross-sectional view of New Melones Dam

Figure 27. Treatment of upstream shell during reservoir filling

Figure 31. Minimum principal stress for "stiff" core analysis

Chapter 4 Seepage Problems

Case History: S. A. Murray Hydroelectric Plant

Figure 35. Section view through centerline of powerplant

Figure 36. Grid generated for plan view model of S. A. Murray Hydroelectric Plant

Figure 38. Total head contours with cutoff wall at a permeability of 2 10-6 ft/min

Figure 40. Uplift at centerline of powerplant and channel linings for a range of cutoff wall permeabilities

Figure 41. Simplified 3-D model dam, grout curtain, and Ridge Limestone

Figure 44. Pertinent dimensions and features of 3-D finite element mesh

Figure 47. Effect of deepening grout curtain

Chapter 5 Sources of Further Information

References - ETL-1110-2-5440039

References cont'd - ETL-1110-2-5440040

References cont'd - ETL-1110-2-5440041

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