12 3 4 



Ratio of Wavelength-to-Water Depth, L/d 



Figure 109. Effect of relative breakwater width, L/d, and 

 relative water depth, L/d, on transmission 

 coefficient, C t , for A-frame floating break- 

 water (after Ofuya, 1968). 



Table 6. Two-dimensional expe 

 of A-frame floating 



rimental investigation of properties 

 breakwater (after Ofuya, 1968). 



Half- 

 cylinder 

 spacing 



L l 

 (ft) 



Weight of 

 breakwater 



W l 

 (lb) 



Radius of 

 gyration 



K 2 

 (ft) 



Metacentric 

 height 



GM 

 (ft) 



Angle of 

 heel 



Natural period 



of 

 rolling motion 



T r 

 (s) 



1.17 



16.4 



1.01 



2.92 



2.5° 



0.655 









1.87 



5.0° 



0.82 



1.92 



17.08 



1.58 



7.65 



1.5° 



0.63 









5.06 



3.0° 



0.778 



1.41 



16.64 



1.19 









0.54 



15.9 



0.53 









h 1 = 1.1 



7 ft 











161 



