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Mater Dei High School October 20, 2023 <br />Proposed Dance Studio, Santa Ana, California Project No. 3204.I <br />3204-I-01R (10/23) <br />TABLE OF CONTENTS <br />PAGE <br />1.0 INTRODUCTION 1 <br />1.1 GENERAL 1 <br />1.2 PROJECT DESCRIPTION 1 <br />1.3 PURPOSE OF INVESTIGATION 1 <br />2.0 SCOPE OF WORK 2 <br />3.0 SITE CONDITIONS 3 <br />3.1 SURFACE CONDITIONS 3 <br />3.2 SUBSURFACE SOIL CONDITIONS 3 <br />3.3 GROUNDWATER AND CAVING 3 <br />4.0 CONCLUSIONS AND RECOMMENDATIONS 4 <br />4.1 OVERVIEW 4 <br />4.2 SEISMIC CONSIDERATIONS 5 <br />4.2.1 General 5 <br />4.2.2 Strong Ground Motion Potential 5 <br />4.2.3 Potential for Ground Rupture 6 <br />4.2.4 Liquefaction and Dynamic Settlement 6 <br />4.3 EARTHWORK 7 <br />4.3.1 Clearing and Grubbing 7 <br />4.3.2 Excavations 7 <br />4.3.3 Subgrade Preparation 8 <br />4.3.4 Material for Fill 9 <br />4.3.5 Placement and Compaction of Fills 9 <br />4.3.6 Shrinkage and Subsidence 10 <br />4.3.7 Trench/Wall Backfill 10 <br />4.3.8 Observation and Testing 10 <br />4.4 FOUNDATIONS 10 <br />4.4.1 Foundation Type 10 <br />4.4.2 Mat Foundation 11 <br />4.4.3 Shallow Foundations 11 <br />4.4.4 Lateral Load Resistance 12 <br />4.4.5 Foundation Concrete 13 <br />4.4.6 Foundation Inspection 13 <br />4.5 BUILDING FLOOR SLABS 13 <br />4.6 CORROSIVITY 14 <br />4.7 SURFACE DRAINAGE 14 <br />4.8 EXTERIOR CONCRETE AND MASONRY FLATWORK 14 <br />4.9 STORMWATER INFILTRATION 14 <br />4.10 PAVED AREAS 14 <br />4.11 GEOTECHNICAL OBSERVATION AND TESTING 15 <br />5.0 LIMITATIONS 16 <br />REFERENCES <br />APPENDICES <br />A CONE PENETRATION TESTS <br />B EXPLORATORY BORINGS <br />C LABORATORY TESTS <br />1202 W Edinger <br />Ave10/3/2024