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<br />i <br />TABLE OF CONTENTS <br />Section Page <br />1.0 INTRODUCTION .......................................................................................................................... 1 <br /> 1.1 Project Outline ..................................................................................................................... 1 <br /> 1.1.1 Building/Development Scope ............................................................................................ 1 <br /> 1.1.2 Structural Loading for Geotechnical Analyses ................................................................. 1 <br /> 1.2 Scope of Exploration ............................................................................................................. 1 <br />2.0 SITE AND SUBSURFACE CONDITIONS .............................................................................................. 3 <br /> 2.1 Location and Surface Conditions ........................................................................................... 3 <br /> 2.2 Subsurface Conditions .......................................................................................................... 3 <br /> 2.2.1 Artificial Fill (af) .................................................................................................................. 3 <br /> 2.2.2 Younger Fan Deposits (Qyfa) ............................................................................................. 3 <br /> 2.3 Groundwater and Caving ...................................................................................................... 4 <br /> 2.4 Utilities ................................................................................................................................ 5 <br />3.0 FAULTING AND SEISMICITY ............................................................................................................ 5 <br /> 3.1 Deterministic Analysis .......................................................................................................... 5 <br /> 3.2 Probabilistic Analysis ............................................................................................................ 6 <br /> 3.3 2022 CBC Seismic Design Parameters .................................................................................... 6 <br />4.0 GEOLOGIC HAZARDS ...................................................................................................................... 8 <br /> 4.1 Surface Fault Rupture and Ground Shaking ........................................................................... 8 <br /> 4.2 Seismic Hazards .................................................................................................................... 8 <br /> 4.2.1 Liquefaction ........................................................................................................................ 8 <br /> 4.2.2 Seismic Settlements ........................................................................................................... 9 <br /> 4.2.3 Earthquake-Induced Landslides ........................................................................................ 9 <br /> 4.2.4 Lateral Spreading ............................................................................................................... 9 <br /> 4.2.5 Tsunamis and Seiches ...................................................................................................... 10 <br /> 4.2.6 Flood Hazards ................................................................................................................... 10 <br />5.0 GEOTECHNICAL CONSIDERATIONS AND RECOMMENDATIONS ................................................. 10 <br /> 5.1 Site Preparation .................................................................................................................. 11 <br /> 5.1.1 Existing Improvements. ................................................................................................... 11 <br /> 5.1.2 Surface Vegetation ........................................................................................................... 11 <br /> 5.1.3 Underground Utilities ...................................................................................................... 11 <br /> 5.2 Site Grading ........................................................................................................................ 12 <br /> 5.2.1 Undocumented Fill/Disturbed Native Soils ..................................................................... 12 <br /> 5.2.2 Expansive Soils ................................................................................................................. 12