What was found
DURING 4K CHECK IN BNA FOUND FWD AND AFT FLOOR FLANGE AT FS 258, BETWEEN RBL 10 AND LBL 18 IS CORRODED AND HAS BEEN REPAIRED IAW MESABA EO S53102.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING 4K CHECK IN BNA FOUND FWD AND AFT FLOOR FLANGE AT FS 258, BETWEEN RBL 10 AND LBL 18 IS CORRODED AND HAS BEEN REPAIRED IAW MESABA EO S53102.