As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UPPER FUSELAGE BS 887 TO BS 907, RBL 65 CORRODED ON FLOOR STRESS WEB. CORROSION WAS NOTED ON THE CREASE BEAM WEB AT FLOOR LEVEL DURING INSPECTION. CORROSION WAS VISIBLY BEYOND LIMITS. FABRICATED AND INSTALLED REPLACEMENT WEB, REF KFC MCO 3218, WO 1364309.