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SHANNON&WILSON,INC. <br /> TABLE OF CONTENTS <br /> Page <br /> 1.0 INTRODUCTION..................................................................................................................1 <br /> 1.1 Authorization..............................................................................................................1 <br /> 1.2 Report Organization...................................................................................................1 <br /> 1.3 Site and Project Description.......................................................................................1 <br /> 1.4 Review of Existing Information.................................................................................; <br /> 2.0 FIELD EXPLORATIONS AND LABORATORY TESTING..............................................4 <br /> 3.0 SUBSURFACE CONDITIONS.............................................................................................5 <br /> 3.1 Regional Geologic Setting .........................................................................................5 <br /> 3.2 Site Geology...............................................................................................................6 <br /> 4.0 ENGINEERING STUDIES AND RECOMMENDATIONS................................................7 <br /> 4.1 Seismic Design...........................................................................................................7 <br /> 4.1.l Liquefaction.................................................................................................8 <br /> 4.1.2 Seismically Induced Settlement.................................................................10 <br /> 4.1.3 Lateral Spreading.......................................................................................10 <br /> 4.2 Bulkhead Design ......................................................................................................10 <br /> 4.2.1 Lateral Earth Pressures ..............................................................................11 <br /> 4.2.2 Deadman....................................................................................................12 <br /> 4.3 Evaluation of Temporary Dredged Condition..........................................................12 <br /> 4.3.1 14`" Street Bulkhead...................................................................................13 <br /> 4.3.2 Segment C..................................................................................................13 <br /> 4.4 Slope Stability..........................................................................................................15 <br /> 4.4.1 Bulkhead Configurations...........................................................................15 <br /> 4.4.2 Segment C and 10' Street Bulkhead Temporary Dredged Condition.......15 <br /> 4.4.3 Segment A Temporary Excavation Slope..................................................16 <br /> 4.5 Viewing Platform Foundation Design.................................................................. 16 <br /> 5.0 CONSTRUCTION CONSIDERATIONS ...........................................................................16 <br /> 5.1 Sheet Pile Installation...............................................................................................17 <br /> 5.2 Steel Pipe Pile Installation........................................................................................17 <br /> 5.2.1 Impact Hammer.........................................................................................18 <br /> 5.2.2 Vibratory Hammer.....................................................................................18 <br /> 5.2.3 Pile Testing................................................................................................19 <br /> 5.3 Settlement and Vibration Due to Pile Installation....................................................19 <br /> 5.4 Deadman Anchor Installation...................................................................................19 <br /> 5.5 Backfill Material and Compaction...........................................................................20 <br /> 5.6 Plans Review and Construction Observation...........................................................21 <br /> 21-1-21761-003-R 1 f:docx/wp/c1p 21-1-21761-003 <br /> i <br />