z 



GROIN PROFILE 

 ORIGINAL BEACH PROFILE 

 GROIN-ADJUSTED BEACH PROFILE 



b. Groin and Fillet Plon View 



VIEW c 





Areo A : Area B 



Fillet Volume - A (difference in elevot 

 between the berm crest ond MLW)+l/3 ^ 

 (difference in elevation between MLW and ^ 

 trie profile at the seaword end of the groin) 



otion V\ <^^ 



.1/3 . \X;^^^ 



GROIN 



c Groin and Fillet Oblique View 



Figure 5-22. Calculation of updrift fillet volume. 



5-51 



