As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEVEL 3 CORROSION AT STATION 200 APPROX 12 INCHES LEFT OF CENTERLINE FORWARD TO AFT CABIN FLOOR. SUPPORT EXFOLIATED AT AFT END AND CORRODED AT UPPER EDGE HOLES. FABRICATED NEW EXTUSION IAW DC9 SRM 51-10-2. TREATED AND PRIMED IAW DC9 SRM 51-10-3. INSTALLED EXTRUSION IAW DC9 SRM 51-30-1 AND 51-30-5. (M)