What was found
INTERCOSTAL AT STRINGER 27L, BETWEEN FS 349.00 AND FS 364.00 IS CORRODED. REMOVED CORRODED INTERCOSTAL AND INSTALLED A NEW/SERVICEABLE INTERCOSTAL, IAW CRJ 900 SRM'S #51-40-11-001-001-A01, #51-42-21-001-001-A01, & #51-42-06-001-001-A01.