ATIDE HEIGHT = +20.0 FEET 

 ©TIDE HEIGHT = +10.0 FEET 

 □TIDE HEIGHT = 0.0 FEET (MLLW) 



Figure 20. 



55 

 PERIOD (S) 



Theoretically predicted long-period sway response of 

 Alaska-type breakwater, Tenakee, Alaska. 



46 



