As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT HAND PRESSURE FLOOR SILL HAS MULTIPLE AREAS OF CORROSION BETWEEN FS409 +128 AND FS559. REMOVED CORROSION ON LT FLOOR SILL BETWEEN FS409+128 AND FS559.00 AND FOUND TO BE WITHIN LIMITS. REF. GREO 601R-53-41-666, REV. -C, DISPOSITION 1.2. COMPLIED WITH TASK CARD 51-900-1003-SKY.