What was found
DURING HEAVY MAINTENANCE, CORROSION FOUND ON THE SHEAR TIE, FRAME 89, STRINGERS 20-21L AFTER WATER TANK REMOVAL. CORROSION REMOVED IAW SRM 51-12-01, SRM 51-10-03, FOUND OUT OF LIMITS IAW SRM 51-75-16, REPLACED THE SHEAR TIE IAW SRM 51-41-01, AND SRM 51-41-02.