What was found
BAGGAGE COMPARTMENT JUST FWD OF BOTTOM CENTER OF AFT PRESSURE DOME, VERTICAL SUPPORT CHANNEL, LWR END AFT SIDE IS CORRODED. MAINTENANCE REPAIRED IAW Q400 SRM 51-42-05-330-001, SRM 51-21-00-350-801, SRM 51-21-10-380-801, SRM 51-25-10-370-801, SRM 51-42-05-800-801 AND SRM 51-23-00-800-801.