Distance Below SWL (m) 
Diffraction 
Coefficient 
Wave Used for Analysis 
T=3.00s 
L=7.50m Training Wall 
Wave Generator 
Figure 5. Diagram of diffraction analysis used to determine 
the alongshore length of the test beach. 
(0.00, 0.305 ) 
Qe A we Se oe UCROSOF0001) Ska EA hn Roa SWS Bee 
(4.19,0.177) 
(6.58, 0.253) 
Backbeach 
Test Beach 
(11.46 ,0.710) 
ESO Weal) O IeMiee wena S IGA ud Sa TG Weer Bk Oe chOy Niles ie 
Station (m) 
Figure 6. Shore-normal profile of the test beach, sand trap, 
concrete aprons, and adjacent rubble. 
19 
