104 



LU 



az 

 o 



X 

 0) 



10 20 30 



DISTANCE EAST FROM BAY COUNTY LINE (km) 



a) Shoreline Change Rates Prior to Cutting Entrance to St. Andrews Bay, 

 1855-1934 (79 Years). 



LJJ 



I- 

 < 



LU 



o 



z 

 < 



X 



o 



LU 



LU 

 CC 



o 



CO 



>,0 



E 



Entrance to St. Andrews Bay 



1855-1934 



1934-19S4 



Direction of Longshore Sediment Transport 



1 



10 



20 



30 



DISTANCE EAST FROM BAY COUNTY LINE (km) 



b) Comparison of Shoreline Change Rates Prior to Cutting Entrance to St. 

 Andrews Bay, 1855-1934 (79 Years) and Subsequent to Cutting Entrance, 

 1934-1984 (50 Years) . 



Fig. 7.8. Effect of Cutting Entrance to St. Andrews Bay in 1934 on 



Downdrift Shoreline (from Dean, 1987, courtesy of Shore and 

 Beach) . 



