What was found
CORROSION ON INTERCOSTALS (3 EAS) BTW FS349.00/FS364.00 AND STGR26L/STGR26R AT MAIN AVIONICS COMPARMENT DOOR SURROUND STRUCTURE. CORROSION ON INTERCOSTALS (3 EAS) BTW FS349.00/FS364.00 AND STGR26L/STGR26R AT MAIN AVIONICS COMPARMENT DOOR SURROUND STRUCTURE WAS REMOVED, PER CRJ-900 SRM 51-21-06-001-001-A01 AND EVALUATED INTERCOSTAL (1EA) BTW FS349.00/FS364.00 AND STGR26R WITHIN LIMITS PER CRJ-900 SRM 53-21-23-101-003-A02, BY EXCESSIVE DAMAGE ON INTERCOSTAL (2EAS) BTW FS349.00/FS364.00 BTW STGR26LH AND STGR26RH MUST BE REPLACED PER CRJ-900 SRM 53-21-23-101-003-A02 AND REPLACED PER CRJ-900 SRM 51-42-06-001-001-A01 AND SRM 51-42-21-001-001-A01