As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT CABIN BETWEEN FRAMES 73 AND 76 SEAT TRACK Y450 HAD SEVERAL AREAS OF CORROSION. REMOVED CORROSION IAW SRM 53-10-16. FOUND OUT OF LIMITS FIG 102. REMOVED DAMAGED SECTON OF SEAT TRACK IAW SRM 53-10-16. FABRICATED A NEW SECTION IAW SRM 53-10-16. LOCATED AND DRILLED IAW SRM 53-10-16 AND SRM 51-40-44. TREATED AND PRIMED IAW SRM 51-21-10. INSTALLED IAW SRM 53-10-16 AND SRM 51-40-21. MAJOR REPAIR.