As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN CABIN FLOOR PANEL SUPPORT ANGLE UPPER SURFACE HAS AREAS OF CORROSION AT BS 1055 BETWEEN BL0 AND LBL 24. ACCOMPLISH WITH FEDEX E.A.#:F-5310-T0359923 P1. TITLE: FUSELAGE - MAINFRAME - MAIN CARGO FLOOR SUPPORT STA 1055 CORRODED,NEW PART FABRICATION - TEMPER ALTERATION.