As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MID CABIN PAX FLOOR STRUCTURE FR680-FR740/RBL 45.5 FLOOR BEAM HA S CORROSION AT SEVERAL SPOTS AS MARKED. SDR REPORTING ONLY SDR REPORTING REMOVED AND REPLACED SEAT TRACK SUPPORT 143N5120-9 AT STA 640 TO STA 780 RBL 45.5 IAW SRM 51-40-02-0G (B757-300).