CONTENTS 



Page 



CONVERSION FACTORS, U.S. CUSTOMARY TO METRIC (SI) 6 



I INTRODUCTION 7 



II ANALYSIS 8 



III SUMMARY AND CONCLUSIONS 13 



FIGURES 



1 Preliminary rubble-mound cross section, hypothetical island 9 



2 Total cost of 100 feet of structure as a function of structure 



slope, concrete unit weight, and dolosse weight 10 



3 Relationship between first costs, maintenance and repair costs, 



benefits foregone, and design wave height 12 



