Figure I 



'/h. 



BREAKER DEPTH INDICIES 



USTech. Rept. HE-155-38 



' Solitary Wove Theory 



— X — Breakers a Surf 



Figure 2 



04 .06 



SWL + 0.7H ' 



PERCENT ENERGY TRANSMISSION AND RELATIVE 1 

 ' EFFICIENCY OF SEAWALLS IN THE BREAKER + 

 I ZONE k 





Y»- Energy transmission 



Efficiency »/ 



/ 



SWL 





/ 





/ 



SWL-0.3H 





/ 







SWL'-H 



1^ 



^\ 



( 



3 5 



10 



Figure 3 



PERCENT 



6 



