As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ROUTINE CPCP INSPECTION FOUND LEVEL 2 CORROSION: CORROSION ON RING FRAME AT FS1809 FROM S37 TO S42. REMOVED CORROSION IAW L1011 SRM 51-21-01. FOUND TO BE OUT OF LIMITS IAW L1011 SRM 53-12-00 FIG 801. INSTALLED REPAIR IAW L1011 SRM 53-12-00 FIG 805. CORROSION TASK CARD NUMBER C53-160-04-00. NON-ROUTINE TASK CARD NUMBER 14032.