SYMBOLS AND DEFINITIONS 



A maximum projected area of a sediment particle normal to 

 its line of motion 



Cq Chezy coefficient 



d local water depth 



D sediment particle diameter 



D characteristic sediment size 



D50 median diameter of sediment particle 



F Froude number 



F^ densimetric Froude number 



F^„ critical densimetric Froude number for the initiation of 

 sediment motion 



f friction factor 



f^,f2 arbitrary functions 



g gravitational constant 



H wave height 



Hu breaking wave height 



Hq deepwater wave height 



Iq initial beach slope 



k Itt/L, wave number 



L wavelength 



Lq deepwater wavelength 



"quantity scale ratio of "quantity" 



R Reynolds number 



R^ shear Reynolds number 



R^ critical Reynolds number for the initiation of sediment 

 *c ^. ' 



motion 



