.008 

 .006 















~ 



~ 





















































































































































































Wave Heig 

 Rise Above 

















































H = 



ht 















































R = 



SWL 





























3 ft 8 set 



















































/ 





1 



i 



5 ft 



1 1 

 5.6 sec 



1 

























<3 













•^ 



< 









\ 



\ 



s 



\ 



s 





;ft. 8 sec. 







































^ 





^ 











p 





































y 











) 



* 





































\ 









U4 9f. F 





\ 





































2.9ft, Bsec^ 





l>J1 1 



\ 





































6ft. Ilsec- 



►fl 



3.5 ft. 5.6 set 



J> \ 





































o 



o 







I 









\« 



• 

































fi 





















5fl. 5.6sec. 

































« 





o 













' \ 

















Symt 



ol 



Wa 



ve 



Pe 



'io 



d 



s 



ec 



s.) 



















E 



6.3fl 



5.6s 



ec. 













1.00 

 1.55 

 1.85 

 2.63 

 3.65 

 4.70 

























































































































U 









































d 



















































































o 









































NOTE: 



f1 









































orge 

 Nos. 

 and p 



prot 

 ppos 

 erioc 



Dtyf 

 te 

 of 



e 



plo 

 te 



to 



ft( 



St 



nk 

 3d 



p 



a 



ts 



. indicate 



height 

































.004 .006 .008 .01 



.04 .06 .08 .1 



X ClD a X < 



%■■ 



R Volues equol to zeri 



FIGURE 2. WATER LEVEL RISE DUE TO WAVE ACTION FOR CREST 

 STAGE GAGE WITH REDUCED OPENING 



31 



