
  FE441/98-- OPR-G354-WH; UNASSIGNED. SIDE SCAN SONAR (400-METER RADIUS) LOCATED 2 STEEL FRAME STRUCTURES ("PRESS BOXES") RISING
30-35 FEET OFF THE BOTTOM. CONSISTED OF 3 LEVELS EACH WITH NO FLOOR ON THE TOP LEVELS. LD OF 58.1 FEET (17.7 METERS) TAKEN