As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PIT - DURING Q-4 CHECK INSPECTION, FOUND LOWER AFT ANGLE AT PRESSURE BULKHEAD CORROSION APPROXIMATELY 6 INCHES BY 36 INCHES LOWER AFT FACE FROM LONGERON 25L-25R. CORROSION TASK NR C57-53300. SPLICED IN NEW ANGLE PER USAIR TYPICAL REPAIR 53-30-10. (M)