I = 4,234 slug-£t/ft 



X = 0.0 ft 



g 



y = -1.3 ft (below WL) 

 KH22 = 528 Ib/ft/ft 

 KH^^ = 32,885 ft-lb/ft 

 All other KH. . = 



Mooring Line Tension Response (change per unit displacement) 



— = 97.0 lb/ ft 



Ax 



— = 90.5 lb/ ft 



Ay 



TTT = -572 lb 



Ae 



c. C omputed Mooring Spring Constants (tide = +7.0 feet). 

 KM = 3.0 Ib/ft/ft 

 KM^2 = 0.245 Ib/ft/ft 

 KM = -9.23 lb/ft 

 KM^j = 0.302 Ib/ft/ft 

 KM 2 = 1-91 Ib/ft/ft 

 KM = -2.68 lb/ft 

 KM^j = -9.52 lb/ft 

 KM = -2.82 lb/ft 

 KM,3 = 88.9 ft-lb/ft 



Friday Harbor Breakwater . 



a. Physical Properties , 

 m = 61.02 slugs/ft 

 1 = 4,160 slugs-ft^/ft 



158 



