0.12 



w008 



u 

 CO.06 



002 





 0.10 



008 



0.06 



o 0.04 



0.02 



006 



A 























L/d = 1.78 









S 7 ^-^"' 

















0/ 



/V^ 











80% 



Attenuolior 



^^4. S^ 





□ 













<X>°/„yiCy 



^-100 7 







Incident Wove (P,) - Transmitted Wave (P r 



*? " 





Power in 



Jets (Pj) 























B 























L/d =3.33 





















80 



Vo Attenu 



tion_^^ 



OS 

















90%^ 





















^ ^100% 















004 



■H 0.02 



001 002 0.03 004 0.05 0.06 0.07 0.08 009 0.10 

 Incident Wave Steepness, H^/L^ 



Figure 154. Efficiency, e, of hydraulic breakwater as a function of inci- 

 dent wave steepness, H i /L i , and relative wavelength, L/d at 

 water depth = 1 foot, jets per foot = 23, jet diameter = 0.166 

 inch, jet submergence = 1.08 inches (after Herbich, Ziegler, and 

 Bowers, 1956). 



215 



