 HISTORY
  CL116/78--NOS INVESTIGATION FOR USCG; SUBMERGED OBSTRUCTION WITH A LEAST 
DEPTH OF 3.1 FT AT MLW LOCATED IN POS. LAT.32-47-48N, LONG 79-58-23W. THE 
OBSTRUCTION APPEARS TO BE THE REMAINS OF A RAILROAD TRESTLE. (ENTERED 1/90 MCR)