As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
OKC - LEVEL 2 CORROSION. AFT PIT CENTER FLOOR PANEL (METAL) JUST AFT OF CARGO DOOR HAS AREAS OF CORROSION. REMOVED CORROSION. FOUND TO BE OUT OF LIMITS. FABBED NEW PANEL IAW DC9 SRM 51-10-2. TREATED AND PRIMED IAW DC9. SRM 51-10-3. REF: W.O. NR 9504; 1000-0080. (X)