CONTENTS 



Page 



CONVERSION FACTORS, U.S. CUSTOMARY TO METRIC (SI) .... 5 



SYMBOLS AND DEFINITIONS 6 



I INTRODUCTION 7 



II DEVELOPMENT OF THE CALCULATION PROCEDURE 7 



III COMPARISON OF CALCULATED RESULTS WITH LABORATORY 



PROFILES 10 



IV APPLICATION TO NATURAL BEACHES 12 



V CONCLUSION 17 



LITERATURE CITED 22 



APPENDIX 



A CHOICE OF LENGTH SCALE IN SEDIMENT ENTRAINMENT 



PARAMETER 25 



B LABORATORY STUDIES OF PROFILE DEVELOPMENT 27 



TABLES 



1 Dimensionless water depth, dg/L, solving equations (3) and 



(4) for four values of e 9 



2 Calculated limit depths for 10 design wave conditions 



16 



FIGURES 



1 Solutions of equations (5) and (7) 11 



2 Definition of cut depth, d^, in laboratory profile 



development 11 



3 Measured dc compared with calculated ds for 27 laboratory 



tests 13 



4 Unpublished profiles developed in Saville's (1957) large-scale 



test number 5 14 



5 Offshore survey data from 6 June 1972 to 30 April 1974 at 



Torrey Pines Beach, California 18 



