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PORT WORKS DESIGN MANUAL PART 5 Guide to Design of ...

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5<br />

CONTENTS<br />

Page<br />

No.<br />

TITLE PAGE<br />

FOREWORD<br />

CONTENTS<br />

1<br />

3<br />

5<br />

1. INTRODUCTION 9<br />

1.1 Purpose 9<br />

1.2 Definitions and References 10<br />

2. BEACH FEATURES AND PROCESSES 11<br />

2.1 General 11<br />

2.2 Beach Features 11<br />

2.2.1 Shore Pr<strong>of</strong>ile 11<br />

2.2.2 Beach Sediment Transport 12<br />

2.2.3 Sediment Characteristics 13<br />

2.2.4 Sediment Sizes 13<br />

2.3 Types <strong>of</strong> Beach Sediment Transport 14<br />

2.3.1 Longshore Transport 14<br />

2.3.2 Cross-shore Transport 14<br />

2.4 Shoreline Evolution 15<br />

2.4.1 Beach Plan Shape 15<br />

2.4.2 Beach Pr<strong>of</strong>ile 16<br />

2.5 Closure Depth 17<br />

3. <strong>DESIGN</strong> CONSIDERATIONS 19<br />

3.1 General 19<br />

3.2 Hydrodynamic Conditions 19<br />

3.3 Beach Size 20<br />

3.4 Stability 20<br />

3.5 Sand Retaining Structures 20<br />

3.6 Sand Quality 21<br />

3.7 Sand Placement 22<br />

3.8 S<strong>to</strong>rmwater Drainage 23<br />

3.9 Beach Facilities and Landscaping Features 24<br />

3.10 Environmental Impacts 24

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