As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PIT - DURING AGING AIRCRAFT VISIT, FOUND LEVEL 1 CORROSION AT AFT PRESSURE BULKHEAD 'T' CAP STATION 996 BETWEEN LONGERONS 22 AND 24 LEFT. REPAIRED PER SRM FIG 101 AND EA 33256. CUT OUT CORRODED AREAS INSTALLED FILLERS AND DOUBLERS PER SRM 53-63 FIG 1 AND EA 33256. (M)