Figure 124. Porous-walled breakwater model under test conditions (after 

 Jarlan, 1960). 



S.W.L 



RIGID 



REFLECTION 



BARRIER 



/(/(// 



X--0 



Figure 125. .Definitive sketch of porous-walled breakwater (after Richey and 

 Sollitt, 1969a). 



185 



