1,000 

 800 



600 



900 



400 



"» 300 



S 200 



.5 - 



1.0 





! 





T^ 



— 





1 





— 











=1 



= 





~ / 





— 







































































































/ 





































/ 





R 





























^ 



/ 



















I = 



D.78 P^ 



s(^ 



h 1 1 i 1 1 1 





/ 

























"tN 



f^ 



/; 









K 









' 





— 







1 









- v^ — 





— 







































































































/ 







X 





























k 



/ 



1 

































'/ 































A 



f f 



/ 





X 





























/ 



r 











LEGEND 









E 



















+ Wotts, D = 0.4mm ~ 

 A Komar and Inmon, D=O.I8n)m — 

 A Komar and Inman, 0= 0.6 mm ~ 

 X Coldwell, D= 0.4 mm 













/ A 































. 















-t 































/ 













/ 



/ 













/ 



/ 















J 



Moore ond C 



}le 

 J 



J 



D = 



II 



.0 mm 





I 2 3 4 5 6 8 10 20 30 40 60 100 200 400 600 1,000 2,000 4,000 



Longshore Energy Flux at Breaking, P£g{N/s ) 

 Figure 3. Comparison of field data with present 

 SPM relationship. 



B and G, N = I3 



, \ • K and I, N = IO 



Kandl,N=4 • \ 



0.5 



Figure 4, 



M and C, N = I 



I 



0.5 



D (mm) 



versus diameter, D. 



1.0 



Plot of K versus diameter, D. Initials and numbers, N, 

 refer to investigators and number of data points comprising K. 



17 



