What was found
DURING SCHEDULED 1/2 D-CHECK, FOUND UPPER AND LOWER SURFACES OF FLOOR BEAM UPPER T-CHORD AFT FLANGE CORRODED, BS 312, LBL 1. REPAIRED PER BOEING SRM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING SCHEDULED 1/2 D-CHECK, FOUND UPPER AND LOWER SURFACES OF FLOOR BEAM UPPER T-CHORD AFT FLANGE CORRODED, BS 312, LBL 1. REPAIRED PER BOEING SRM.