Incident Waves 

 T : 7.9 s 



Horizontal Loyer 1 



Figure 47. Trapezoidal multilayered breakwater tested by Sollitt 

 and Cross (1976) (prototype) . 



1 



1 1 ' 1 ' 1 1 1 



a/h,- 77 



- 



" 



->,.^^^ d/qT2= 0058 



- 



- 



^"^^~^--^ 



- 



1 



„ 1 1 1 1 1 1 1 1 



- 



0.4 - 



0.3 - 



0.0004 00006 

 H/qT^ 



0.1 - 





 00001 





1 1 1 1 1 ' I 17' ■■■ 





v^ Prototype Scale 





■^^ Computer Program Prediction 





•^^^-^/ 





^^^<. 



- 



Ptiysitoi (Viodel (Sollitt and ^^--v,_^ ^ \ 





Cross, 1976) •"^O'^^ 





1on 10 Scale Froude Model 4"*""^^^-- 





Computer Program Prediction • 



~ 



- 



- 



d/gT^= 0058 



1 L_ .1 1 1 > 1 1 1 



0004 0006 



Figure 48. Physical model results and correction factors determined 

 from the analytical model of Madsen and White (1976) . 



59 



