/^ 



Original Slope 

 After 31 Mm. 

 After I Hour 2 tulin. 

 After I Hour 33 Mm 

 After 2 Hours 4 Min. 

 After 2 Hours 19 Mil 



SAND SIZE (mm) 



WAVE HEIGHT (ft) 



WAVE 



WATER 



INITIAL 



(Median Diameter) 





PERIOD (sec.) 



DEPTH (ft) 

 ( at toe of 

 slope ) 



SLOPE 



09 



012 



0.93 



1.0 



1 on 15 



note; Vertical distances exaggerated 10 times 





FIGURE 3. OBSERVED STAGES IN THE DEVELOPMENT OF A BEACH RIDGE 

 UNDER LABORATORY WAVE ACTION 



35 



