As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING INSP FOUND CORROSION ON AVIONICS BAY DOOR INTERCOSTAL 27R AT FS 364.00, AFT PART OF ATTACH FLANGE ON BOTH SIDES OF WEB. REMOVED CORROSION, REMAINING MATERIAL THICKNESS FOUND TO BE OUT OF LIMITS IAW SRM 53-21-23. REMOVED INTERCOASTAL IAW SRM 51-21-06-001-001-A01 AND 51-42-06-001-001-A01 PG 9. PREPARED NEW INTERCOSTAL IAW SRM 51-40-11-001-001-A01. INSTALLED NEW INTERCOSTAL IAW SRM 51-42-06-001-001-A01.