si 



E 



3 



E 



U.lb 

 0.14 



^N 



\ 













K- 







\ 

 \ 

 \ 



























*»^ 



^^ 



1 



0.12 

 0.10 





' '1 



\ 











H 







\ 













006 



0j04 



0.02 



n 







\ 

























\ 























\ 



\ 

























v^ 













1/2 VI VZ 2/1 5/2 3/1 



-^- = Cot.oC=0 



«.C . SO" 45° SB"* 26° 21" I8f 



00 00 41 34 48 40 



VI 

 02' 



5/1 

 IP 

 19 



€/l 



7/1 



go 



8» 



28 



08' 



Slope Of The Batter = Cot ^c = -^ 



FIG. I. THEORETICAL MAXIMUM STEEPNESS RATIO OF A WAVE 

 CAPABLE OF BEING TOTALLY REFLECTED BY A BATTER 



Slope of the Batter ='l/i 5/4 3/2 7/4 2/1 Sfi. 3/l 4/l 5/t 6/l 7/l 8/19/1 lO/l 

 Tan. <=#= I -666 .5 .4 .333 .25 .20 .166 .125 .10 



\t=45'> 2^34' ie«40' II'^S' 7^07' 



FIG. 2. REFLECTING POWER OF A BATTER WITH SLOPE -J DEPENDENT 

 ON THE WAVE STEEPNESS RATIO IN DEEP WATER X. 



