As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DELTA BEAM INTERIOR RT LOWER CHORD AT BS 747 - 749, RBL 5, IS CORRODED ON INNER SURFACE AT AND AROUND SPLICE. BLENDED CORROSION AT LOWER, FWD CHORD. FOUND TO BE OUT OF LIMITS, REF DWG 69-47111. REPLACED CHORD REF DWG 65-47111. THIS IS CLASSIFIED AS A MAJOR REPAIR.