What was found
DURING HEAVY MAINTENANCE, CORROSION WAS DISCOVERED ON THE AFT CARGO STRINGER 43L, 8 INCHES AFT OF FRAME 56. REPAIRED THE STRINGER IAW SRM 53-00-13-300-001, 51-73-11, 51-74-00, 51-21-11, 51,42-11, 53-00-17, 53-00-13-300-010, AND GMM5-169.