As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ACCOMPLISHMENT OF AD 93-20-03 FOUND LEVEL 2 CORROSION: AFT PRESSURE BLKHD STIFFENER RING CORRODED FROM BELOW FLOOR WL200 TO OUTER RING RT SIDE. REPAIRED AFT PRESSURE BLKHD STIFFENER RING BELOW FLOOR WL200 IAW L1011 SRM 53-11-00 FIG 809. NON-ROUTINE 101532.