Te Wave period corresponding to Hg 



V Sediment fall speed 



X Breakwater segment distance from original shoreline 



X-^ Distance from original shoreline to mean breaker line 



X„ Erosion/accretion opposite gap, measured from original shoreline 



X^ Erosion/accretion opposite gap, measured from initial beach-fill 

 shoreline 



X^ Breakwater segment distance from initial beach- fill shoreline 



Xg Salient/tombolo length in on- offshore direction measured from 

 original shoreline 



Xgi Salient/tombolo length in on-offshore direction measured from 

 initial beach- fill shoreline 



Zg Average sand thickness in tombolo/salient 



K Predominant angle of wave approach 



A2 



