What was found
MAJOR: STRINGER 9L IS CRACKED AT REAR PRESSURE BULKHEAD NEAR WASTE TANK ATTACHMENT. REMOVED AND REPLACED STRINGER 9L AT REAR PRESSURE BULKHEAD NEAR WASTE TANK ATTACHMENT REF: EMB SRM 51-40-08,51-23-05. RESTORED SURFACE PROTECTION TO FASTENER HEADS AND INTERIOR SIDE OF FUSELAGE REF SRM 51-23-05, 51-23-06, CPM 51-25-00-910-A. AIRCRAFT REMAINS IN HEAVY CHECK BNA