As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER REMOVAL OF FLOOR PANEL, THE FLOORBEAM AND CLIPS LT/RT BS 280. CORROSION ON LH FLOORBEAM. THE FLOORBEAM WAS EVALUATED OUT LIMITS IAW SRM 53-00-00-101-001-A01, AND WAS REPLACED IAW SRM 51-42-06-001-001-A01, SRM 51-42-10-001-001-A01, & SRM 51-42-21-001-001-A01.