

.4 



/ 



*^ 



,u. 









^_ 





/ 





\ 









1- 





/ 





\ 









-ZL 



.3 



r/" 





\ \ 









UJ 





/ 











O 













1^ ■**>>*^^ 





Lu 



.2 



_ 





V 





\ ^N, 



dC 



U- 

 LU 



o 









r 







\ 



O 



.1 



- 





i 



\ 



v» 



^ \/ 











• 





•\ ^^ 



2 









• 



1 



\ 





/ \ 



o 









• 





/ 



h- 







- falling 



HW 



rising 



/ 



\LW 



falling • 



HW rising 



< 









• 



• 





_J 









• 



/ 



\ 



/ 





LU 



-1 



— 





• 



• 





Q^ 





^ 







\ 



/ 





cr 





• 





/ 



1 



• 





O 





\ 





• 



\ 



/ 





O 



t2 



~ • 





/ 



• 



« 



• 









\ 







^ V 





UJ 





• 





/ 









_J 



73 





• 









CL 





• 





/ 



t 





















Sf 



CO 











74 



\ 



1 



1 





1 1 



1 



1 2 3 4 5 6 



LAG PERIOD 



FIGURE Al. TIME VARIATION OF r FOR THE PREDICTAND K^ 

 (BEACH EROSION) AND THE FOUR PREDICTORS "0^^ 

 (WIND VELOCITY OFFSHORE ),oC (ANGLE OF WAVE 

 APPROACH), V (MEAN LONGSHORE - CURRENT 

 VELOCITY), AND Sf (MEAN SLOPE OF THE LOWER 

 FORESHORE). DESIGNATIONS ALONG THE 

 0-INTERCEPT REFER TO TIDE CONDITIONS. 



A-8 



