What was found
CORROSION ON C1 AFT BULKHEAD LOWER FRAME ABOVE LONGERON 27. FRAME WAS REMOVED, CORROSION ON FRAME WAS REMOVED, UT, WAS ACCOMPLISHED. AREA WAS FOUND OUT OF LIMITS. REPAIRED IAW SRM 51-30-2, 51-10-3 PAR 26., 51-10-3 PAR 21, 51-10-3 PAR 14, 51-10-3 PAR 38, AND 53-01.