As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FRAME 26 SEAT TRACK 4 LT OTBD JUST AFT OF CLS, FOUND CORROSION IN FLOOR PANEL, APPROX 1 SQ INCH REMOVED LEVEL 1 CORROSION. MATERIAL LOSS OUT OF LIMITS IAW SRM 53-10-00, FIG 102. R & R SHEAR PLATE BETWEEN FR 26/32 AND FR 36 AND SEAT TRACK 4LT AND SEAT TRACK 5LT IAW SRM 51-72-10.