yd.i) 



5^-^y 



? 



+ h 



(a) Beach Profile Representation 



Q.(i,,)ffj±j;;ij-,!Qx(i,j..) 



+ y 



A 



ith 



(J+ I)'" Contour 



hd.J) 



yU,J) 



Dy(L-l,J-l) 



I i=2 



Qyd.J) I Mi,J-i) 



I I 



Contour 



(J-l) Contour 



i = I-l i = I i = l4l 

 LONGSHORE 



i = LMAX 



(b) Beach Planfornn Representation 



Figure 1. Definition sketch. 



12 



