  NM18/65 (5/1/65)--  A STEEL PIPE, 30" IN DIAMETER, HAS BEEN REPORTED 2½-3 MILES WEST OF THE SOUTH DRAWBRIDGE OF LAKE PONCHARTRAIN CAUSEWAY.  THE PIPE WAS REPORTED SHOWING 6" ABOVE WATER AT LOW TIDE.  (ENTERED 12/01 BY MBH)