•Dune Crest 



Crest ■■:■■.■:■■.■ I I 



Lowering Profile C - Storm wove ottock •••••••• ■•"■••:■:•'\•■:'K•■V•:^;?>:3J^^^ MLW 



of foredune i^o^ 



Crest 



ACCRETION 



Profile A 



Profile D - After storm wove ottock, 

 normol wove oction 



M.L.W. 



ACCRETION 



Profile A 



Figure 1-7, Schematic Diagram of Storm Wave Attack on Beach and Dune 



l-ll 



