Shoreline Position 



(m) 

















_ 









< 



> 



/" 



12 







i / \ 

 / V 



7 V 



T 







9 







7 r\\ 



7/ \V 



'/ / w, 



3.0 



4.0 







6 



— 





7/ \V 



7/ W 



- - 5.0 







3 







- 





7/ \V 



7/ \V 



7/ \V 



7/ \v 



7/ \\ 

 V/ \\ 









I 







^^^^ 







( 



) 150 





300 450 600 



750 



900 







Distance Alongshore (m) 







Figure 31 . Influence of varying wave period on shoreline change behind a detached 

 breakwater (Hanson and Kraus 1 990) 





shoreline Position (m) 























I 



IV/V/V-V/V/V/V/V/V/'^/V/'/'J 



20 



- 











15 







<T • 







10 





/ f\\ 



- - a - 0.25 T 



T 



a H -- 0.50 H 







5 





/ / \\ 



. rr ■ 0.25 6 



e 













•' / \ 

















-5 



I 



I I I 



i 

















100 



200 300 400 



500 



600 





Distance Alongshore (m) 







Figure 32. Influence of wave variability on shoreline change behind a detached breakwater 

 (Hanson and Kraus 1 990) 



56 



Chapter 3 Tools for Prediction of Morphologic Response 



