As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT PIT STR 27L HAS CORROSION WITH EXFOLIATION AROUND FASTENERS BTWN BS 950D-950F. REMOVED CORROSION AND FOUND OUT OF LIMITS. REMOVED 3 EACH STRINGER SECTIONS, FABRICATED 3 FILLERS AND 4 EACH SPLICES. INSTALLED IAW SRM 51-10-6, 53-10-2, 53-10-3, AND 51-30-2.