What was found
INITIAL INSPECTION: CORROSION ON INTERCOSTAL BETWEEN FS310 TO FS319 STGR 20R ALSO ANGLE ON FS319 AT MAIN AVIONICS COMPARTMENT.(SM)(E/E)(TCI 53-20-304) SUMMARY OF NRC:00189 CORROSION LEVEL: 1 ON INTERCOSTAL BETWEEN FS310 TO FS319 STGR 20R WAS REMOVED PER CRJ-900 SRM 51-21-06-001-001-A01 AND IT´S WITHIN LIMITS PER CRJ-900 SRM 53-21-23-101-002-A02. ALSO CORROSION ON ANGLE ON FS319, ANGLE WAS REPLACED PER CRJ-900 SRM 51-42-06-001-001-A01.