Updrift Shoreline 



Direction of Net 

 ^ Longsltore 

 \ Transport 



(Jetty) 



Downdnft Stioreline 



TYPE I. JETTIED INLET 



Updrift Stioreline 



?" Littoral Barrier 

 (Offstiore Breakwater) 



Direction of Net 

 Longshore Tronsport 



Downdrift Shoreline 



TYPE n. JETTIED INLET AND 

 OFFSHORE BREAKWATER 



Updrift Q////^ 

 Stioreline 'X^'^-'^^ 



Littoral Barrier 

 ( Shore Connected 

 BreoKwoter I .^^,,^, 



Impounding Zone 

 ( First Stoge ) 



Direction of Net 



Longshore 



Tronsport 



Updrift Direction of Net 



Shoreline Longshore Tronsport 



Breakwoter 



Downdrift Shoreline 



TYPE nr. SHORE 



CONNECTED BREAKWATER 



(Impounding Zone at Seaward 



End of Breakwoter) 



Downdrift Shoreline 



TYPE IZ. SHORE CONNECTED 



BREAKWATER 



(Impounding Zone ot Shoreward 



End of Breokwater) 



(Watts, 1965) 



Figure 6-42. Types of Littoral Barriers where Sand-Transfer Systems 

 have been used 



6-55 



