As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(LOG 2270939) DURING INSPECTION FOUND CORROSION ALONG OF FLOORBEAM STA 986, FROM RBL 45 TO LBL 45 AT CABIN STRUCTURE WET AREA. CORROSION LEVEL 2 ON FLOORBEAM STA 986, FROM RBL 45 TO LBL 45 WAS REPAIRED PER B737-800 SRM 53-70-51-2R PROCEDURE 4, REPAIR 4.