  H11145/02-- S-G915-WH; OBSTRUCTION IDENTIFIED DURING MAINSCHEME SIDE SCAN SONAR OPS. NO LD OBTAINED. SIDE SCAN IMAGERY INDICATED AN APPROX. LD OF 6 FEET IN LAT. 31-52-28.13N, LONG. 80-53-26.66W. EVALUATOR RECOMMENDS CHARTING AN OBSTN, DEPTH UNKNOWN, WI