As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(LOG 0980042) SEAT TRACK 45 LBL FROM STA 517 TO 522 CORROSION AT PASSENGER CABIN FLOOR STRUCTURE DOES NOT MEET THE MINIMUM PERMISSIBLE REQUIREMENTS IN REF TO B737-800 SRM 53-00-52-1A ALLOWABLE DAMAGE 1. SEAT TRACK 45 LBL FROM STA 517 TO 522 AT PASSENGER CABIN FLOOR STRUCTURE WAS FABRICATED AND REPLACED PER B737-800 SRM 53-30-52-0I PROCEDURE 1.