As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT CABIN STA 947 FROM LBL 25 TO RBL 21 FLOORBEAM UPPER CHORD CORRODED AROUND 5 EA FASTENER HOLES. BLENDED CORRODED AREAS & FOUND BLEND OUT OF LIMITS. FABRICATED & INSTALLED NESTED ANGLE REPAIRS TO UPPER CHORD OF FLOOR BEAM REF MM 53-10-95.