1.60 

 1.40 

 1.20 



1.00 - 



,XX*X 





w 



w"(a) 0.80 

 0,60 

 0.40 

 0.20 









X, X 



X 96-ft Tonk 

 • 85- ft Tonk 



180° 



270° 0° 



Orientation Angle, a 



90' 



180^ 



Figure 24. W(a)/W patterns for the same test situation at two length 

 scales. Test conditions: T =_2.32 seconds, d = 1.00 foot, 

 2a = 0.25 foot, G = 8.6 feet, W = 0.27 foot (96-foot tank); 

 T = 3.55 seconds, d = 2.33 feet, 2a = 0.5 foot, G = 19.5 feet, 

 W = 0.49 foot C85-foot tank). 



46 



