As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
COE -C4 - INTERNAL FUSELAGE UNDERFLOOR AT STA X644.500 TO X668.900 ABOVE STRINGER 31 RT SEAT TRACK HAS CORROSION AND IS GOUGED. CORROSION FOUND TO BE OUT OF LIMITS IAW RD 8/4-53-884. REMOVED SEAT TRACK NR 8 IAW SRM 51-42-05-02-01 AND 51-40-15-02-01. PREPARED FOR INSTALL AND INSTALLED NEW NR 8 SEAT TRACK IAW SRM 51-42-05-02-01, 51-40-15-02-01.