CONTENTS 



Page 



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



I INTRODUCTION 9 



II STUDY AREA " 10 



III DATA COLLECTION 18 



1. Beach Profiles 18 



2. Wave Data 18 



3. Beach Sand Data 23 



IV ANALYSIS OF BEACH PRFILE DATA 25 



1. Excursion Distance Technique 25 



2. Historical Events Affecting Excursion Distance Analysis.... 25 



3. Excursion Distance Analysis 27 



4. Beach Behavior from 1965 to 1975 45 



V LONGSHORE SEDIMENT TRANSPORT ANALYSIS 62 



1. Introduction 62 



2. Wave Refraction Analysis 62 



3. Energy Flux Computation 70 



4. Longshore Sediment Transport Model 73 



5. Sediment Budget 78 



VI BEACH-FILL PERFORMANCE 82 



VII SUMMARY AND CONCLUSIONS 92 



LITERATURE CITED 96 



APPENDIX 



A WRIGHTSVILLE BEACH EXCURSION DISTANCE PLOTS 99 



B CAROLINA BEACH EXCURSION DISTANCE PLOTS 125 



C MASONBORO BEACH EXCURSION DISTANCE PLOTS 145 



D KURE BEACH EXCURSION DISTANCE PLOTS 158 



E FISHER BEACH EXCURSION DISTANCE PLOTS 170 



F COMPARATIVE SHORT BEACH PROFILES 182 



G WAVE REFRACTION PLOTS 196 



TABLES 



1 Cross references for beach profile data 21 



2 Repetitive short and long profiles measured along the study area 23 



3 Beach sand grain-size data 24 



4 Beach-fill evaluation 26 



