CONTENTS 



Page 



CONVERSION FACTORS, U.S. CUSTOMARY TO METRIC (SI) 7 



SYMBOLS AND DEFINITIONS 8 



I INTRODUCTION 9 



II THEORETICAL ANALYSIS 12 



1. Linear Theoretical Model 13 



2. Nonlinear Theoretical Model 19 



3. Results 22 



III FIELD DATA 49 



1. Layout 49 



2. Instrumentation 49 



3. Wind Data 49 



4. Waves 49 



5. Cable Forces 53 



6. Motion Package 53 



7. Data Acquisition System 53 



8. Data Processing and Analysis 54 



IV COMPARISON OF THEORY WITH FIELD DATA FOR FRIDAY HARBOR 



BREAKWATER 64 



V CONCLUSIONS 71 



LITERATURE CITED 72 



APPENDIX 



A HYDROSTATIC RESTORING FORCES AND SPRING CONSTANTS 74 



B MOORING ANALYSIS 79 



C LINEAR HYDRODYNAMIC COEFFICIENTS 104 



D FLOATING BREAKWATER ANALYSIS 107 



E DERIVATION OF PRESSURE TO SECOND ORDER FOR TWO PROGRESSIVE 



WAVES AT DIFFERENT FREQUENCIES 148 



F PHYSICAL PROPERTIES OF SEVERAL FLOATING BREAKWATERS .... 156 



G DATA SUMMARY SHEETS FOR FRIDAY HARBOR FLOATING 



BREAKWATER 160 



H INCIDENT AND TRANSMITTED WAVE SPECTRAL PLOTS 180 



