As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT CABIN AREA L4 DOOR SILL MIDDLE I NTERNAL SECTION SUPPORT STRUCTURE HAS CORROSION AT STATION 1510. 5 APPROX. MARKED WITH STREAMER 3261. REPORTED BY V921207 REMOVED CORRODED L4 DOOR CHORD/FLOOR SUPPORT TEE FROM STA.1487- 1562, LBL-88 AND INSTALLED SERVICEABLE NEW CHORD/TEE. P/N 146T0051039, RQ 5076407 IAW 767-300 SRM 51-40-02, PAR 7 & 9.