KM = 282. ft- lb/ft 



Rectangular Breakwater Tested by Nece and Richey (1972) . 



Physical Properties (at prototype scale) . The cross section is a 

 rectangle of beam 10 feet and draft 5 feet. 



m = 100 slugs/ft 



I = 2,740 slug-ft^/ft 



X = 0.0 ft (on center line) 

 g 



y = -1.0 ft (below WL) 

 g 



KH22 = 640 Ib/ft/ft 

 KH23 = 5,340 ft_lb/ft 

 All other KH. . = 

 All KM. . = 0. 



Rectangular Breakwater Tested by Sutko and Haden (1974) . 



Physical Properties of Model . The cross section is a rectangle 

 of beam 0.333 feet and draft 0.222 feet. 



m =0.143 slug/ ft 



I = 0.023 slug-ft^/ft 



X = 0.0 ft (on centerline) 



a 

 & 



y = -0.123 ft (below WL) 

 KH22 =20.7 Ib/ft/ft 

 KH^^ = 0-244 ft-lb/ft 

 All other KH. . = 

 All KM. .= 



Alaska-Type Breakwater , 

 a. PhysicaL Properties , 

 m =62.3 slug/ft 



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