< H 1/ 3 V d s 



Figure 6. Goda's irregular-wave overtopping rate (from Goda 1971) 



Example 3 



25. Using Goda's method, overtopping over a vertical seawall with 5 ft 

 of freeboard in 10 ft of water subject to the same wave conditions can be 

 estimated as in Example 1 (Figure 7). 



T = 8SEC 



K 



Z_ 



d, = W- 



Q=? 



p- 



^777777/A/ 



/ 



Figure 7. Definition sketch, 

 Example 3 



( H *)o 



i&- = 05 -^ 

 10 ft uo ' 



("*), 



5 ft 

 5 ft 



(11) 



15 



