Enayam Port

Tamil Research Institute
RAPID TECHNO-ECONOMIC FEASIBILITY REPORT FOR
DEVELOPMENT OF COLACHEL PORT AT TAMILNADU
FINAL REPORT
• TABLE OF CONTENTS
1. INTRODUCTION ...................................................................................................................................... 2
2. DATA FOR BREAKWATERS DESIGN ..................................................................................................... 2
2.1. TIDAL LEVELS: .......................................................................................................................................................................... 2
2.2. DESIGN WAVE HEIGHT ........................................................................................................................................................ 4
3. RUBBLE-MOUND BREAKWATER .......................................................................................................... 5
3.1. ARMOR LAYER ........................................................................................................................................................................ 5
3.2. UNDER LAYER ....................................................................................................................................................................... 10
3.3. CORE ......................................................................................................................................................................................... 11
3.4. WINDWARD TOE PROTECTION ..................................................................................................................................... 11
4. VERTICAL BREAKWATER ..................................................................................................................... 12
4.1. WAVE PRESSURE FORMULAS ......................................................................................................................................... 12
4.1.1. TAKAHASHI FORMULAS ................................................................................................................................. 12
4.1.2. GODA FORMULAS ............................................................................................................................................. 13
4.2. SAFETY COEFFICIENTS ....................................................................................................................................................... 13
4.3. RUBBLE MOUND FOUNDATION ................................................................................................................................... 14
4.4. TOE PROTECTION: ............................................................................................................................................................... 14
4.5. VERTICAL BREAKWATER SECTION ................................................................................................................................ 15
CP1832-FR-AX-04-CP-Breakwater-Design.Ed1.docx AX04 - 1
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