Dingee Reservoir Final Seismic Report - East Bay Municipal Utility ...

Seismic Stability Evaluation Report
Dingee Reservoir Dam
Oakland, California
Tables
Table 1 Boring Logs Summary Data Table
Table 2A Laboratory Index Tests and Results Location
Table 2B Laboratory Shear Strength Tests and Results Location
Table 3 Average of the Index Test Results
Table 4A Effective Shear Strength Parameters
Table 4B Total Shear Strength Parameters
Table 5 Long-Term Static Slope Stability Analysis Results – Factors of Safety
Table 6 Seismic Slope Stability Analysis Results (Water El = 768 ft) Factor of Safety
Table 7 Seismic Slope Stability Analysis Results (Water El = 772 ft) Factor of Safety
Table 8 Seismic Slope Stability - Yield Coefficients (FS ~1.0)
Table 9 Newmark Slope Displacement Estimates – Average of 3 Earthquakes
Table 10 Rapid Drawdown Slope Stability Analysis Results
Plates
Plate 1 Site Vicinity Map and Air Photo
Plate 2 Dam and Boring Location Map & Site Photograph
Plate 3 Generalized Soil Profile @ Centerline of Main Dam Roadway – Profile A-A’
Plate 4 Section B-B’ @ Station 1+11
Plate 5 Reservoir Storage, Piezometer Levels, and Precipitation History
Plate 6A Reservoir Storage, Horizontal Movement, and Precipitation History
Plate 6B Reservoir Storage, Vertical Movement, and Precipitation History
Plate 7 Atterberg Limits of Cohesive Soils – Fill & Native Material
Plate 8 Moisture Content Versus Elevation
Plate 9 Total Density Versus Elevation
Plate 10 Dry Density Versus Elevation
Plate 11 Void Ratio Versus Elevation
Plate 12 Effective Stress Strength Envelope – Fill Material
Plate 13 Effective Stress Strength Envelope – Native Materials
Plate 14 Effective Stress Strength Envelopes – Sandstone Bedrock
Plate 15 Total Stress Strength Envelope – Fill Material
Plate 16 Total Stress Strength Envelope – Native Materials
Plate 17 Total Stress Strength Envelope – Sandstone Bedrock
Plate 18 Upstream - Long Term Slope Stability Analysis – WSL = 768’
Plate 19 Downstream - Long Term Slope Stability Analysis – WSL = 768’
Plate 20 Downstream - Long Term Slope Stability Analysis – WSL = 768’
Plate 21 Upstream – Pseudo-Dynamic Slope Stability Analysis – WSL = 768’
Plate 22 Downstream - Pseudo-Dynamic Slope Stability Analysis – WSL = 768’
Plate 23 Rapid Drawdown Slope Stability Analysis – Res. Elev. = 768’
Plate 24 Rapid Drawdown Slope Stability Analysis – Res. Elev. = 755.9’
Plate 25 Newmark Displacement Analysis – Kobe, Kocaeli, and Landers Earthquake
Seismic Stability Evaluation Report - ii -
Dingee Reservoir Dam August 2008