study performed by the U.S. Army Engineer Research and Development Center's 

 Waterways Experiment Station (Simmons and Rhodes 1966). Figures 4 and 5 

 respectively show Pass Cavallo before (1954) and after (1991) construction of the MSC. 



PASS CAVALLO - PC 54 



Figure 4. Eastern side of Pass Cavallo showing Delcros Point and several shoals 

 within the inlet in 1954, before opening of the MSC 



Figure 5. Pass Cavallo in 1991 , showing much reduced width as compared to 1954. 



Two channels are observed, with the channel directed to the southwest being 

 larger 



Chapter 1 Background and Problem Statement 



