What was found
DURING HEAVY MAINTENANCE: LEFT FLOOR BEAM LOCATED IN FRONTOF THE PAX DOOR L4 FR 67 HAS CORROSION;
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY MAINTENANCE: LEFT FLOOR BEAM LOCATED IN FRONTOF THE PAX DOOR L4 FR 67 HAS CORROSION;