As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT CABIN FLOOR, STA 1680 BL 0, FLOOR PAN TO INTERCOSTAL, SPLICE PLATE CORRODED UPPER SURFACE. BLENDED CORR FROM SPLICE PLATE. REMAINING DAMAGE OUT OF LIMIT. FAB NEW SPLICE PLATE IAW GNMM 1-0-0-023 AND BOEING DWG 146N5230-40. INSTALLED SPLICE PLATE IAW SRM 51-40-02.