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May 4, 2017 <br />HWA Project No. 2017-036-21 <br />TABLE OF CONTENTS <br />1 INTRODUCTION..........................................................................................................1 <br />1.1 <br />GENERAL.......................................................................................................1 <br />1.2 <br />PROJECT UNDERSTANDING............................................................................1 <br />2 FIELD AND LABORATORY TESTING............................................................................2 <br />2.1 <br />FIELD INVESTIGATION....................................................................................2 <br />2.2 <br />LABORATORY TESTING..................................................................................2 <br />3 SITE CONDITIONS <br />......................................................................................................2 <br />3.1 <br />SITE DESCRIPTION.........................................................................................2 <br />3.2 <br />GENERAL GEOLOGY......................................................................................3 <br />3.3 <br />SUBSURFACE CONDITIONS.............................................................................3 <br />3.3.1 Soil Conditions..............................................................................3 <br />3.3.2 Ground Water................................................................................4 <br />3.4 <br />SURFICIAL SOIL HORIZONS............................................................................4 <br />3.5 <br />GEOLOGIC HAZARDS.....................................................................................4 <br />3.5.1 Seismic Hazards............................................................................5 <br />3.5.2 Settlement Hazards........................................................................5 <br />3.5.3 Erosion Hazards............................................................................5 <br />3.5.4 Landslide - Steep Slope Hazards...................................................5 <br />4 CONCLUSIONS <br />AND RECOMMENDATIONS..................................................................6 <br />4.1 <br />GENERAL.......................................................................................................6 <br />4.2 <br />LIBRARY BUILDING FOUNDATION DESIGN.....................................................6 <br />4.3 <br />SEISMIC CONSIDERATIONS.............................................................................7 <br />4.4 <br />WALL PRESSURES.........................................................................................8 <br />4.5 <br />PAVEMENT CONSIDERATIONS........................................................................8 <br />4.6 <br />CONSTRUCTION CONSIDERATIONS.................................................................9 <br />4.6.1 Subgrade Preparation.....................................................................9 <br />4.6.2 Structural Fill Materials and Compaction.....................................9 <br />4.7 <br />TEMPORARY EXCAVATIONS..........................................................................10 <br />4.8 <br />DEWATERING CONSIDERATIONS....................................................................11 <br />4.9 <br />DRAINAGE CONSIDERATIONS........................................................................11 <br />4.10 STORMWATER MANAGEMENT.......................................................................11 <br />5 CONDITIONS AND LIMITATIONS.................................................................................11 <br />6 REFERENCES..............................................................................................................14 <br />LIST OF FIGURES_ (FOLLOWING TEXT <br />Figure 1 Vicinity Map <br />Figure 2 Site and Exploration Plan <br />Final Geologic Assessment <br />1 <br />HWA GeoSciences Inc. <br />