CONTENTS 



Page 



CONVERSION FACTORS, U.S. CUSTOMARY TO METRIC (SI) 8 



SYMBOLS AND DEFINITIONS 9 



I INTRODUCTION 11 



II LITERATURE REVIEW 11 



III LABORATORY TESTING 13 



1. Laboratory Test Setup 13 



2. Methods of Generating Waves 13 



3. Data Collection 14 



4. Data Reduction Methods 15 



5. Breakwaters Tested 20 



6. Test Conditions 20 



7. Test Results 21 



IV ANALYSIS OF TEST RESULTS 22 



1. Wave Transmission and Reflection for Impermeable 



Breakwaters 22 



2. Wave Transmission and Reflection for Permeable 



Breakwaters 39 



V MODEL SCALE EFFECTS 58 



1. Causes of Physical Model Scale Effects 58 



2. Interpreting and Applying Laboratory Results to 



Prototype Conditions 58 



VI EXAMPLE OF ESTIMATING WAVE TRANSMISSION COEFFICIENTS 60 



VII SUMMARY, CONCLUSIONS, AND RECOMMENDATIONS 62 



LITERATURE CITED 64 



APPENDIX 



A BREAKWATER GEOMETRIES 67 



B MATERIAL CHARACTERISTICS 77 



C TEST RESULTS (SINUSOIDAL BLADE MOTION) 80 



D TEST RESULTS (IRREGULAR WAVES) 89 



E TEST RESULTS (GRAPHICAL FORM) 93 



F DOCUMENTATION OF THE PROGRAM OVER 169 



G DOCUMENTATION OF THE COMPUTER PROGRAM MADSEN 175 



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