f 



d m 



Groin 



— (fd-Figure 5-12) 



(dm-Figure 5-12) 



Stabilized Downdrift 

 Beach Profile 



Original Profile 



Profile of Mcxinnunn Recession 



MLWp 



Two Slopes Meet at 

 End of Groin 



Figure 5-13. Determining Stabilized Downdrift Beach Profile 



Groi 



Original Stioreline 



Wave Orttiogonals 



Figure 5-14. Receded Shoreline Assuming an Erodible Bottom and Backshore 



5-42 



