What was found
STRINGER 23L BETWEEN F.S. 1047.00 AND F.S. 1031.00 HAS SIGNS OF CORROSION. CORRECTIVE ACTION: REPAIRED STRINGER 23L BY CUTTING OUT CORRODED AREA BETWEEN F.S. 1031.00 AND F.S. 1047.00, REPLACING STRINGER SECTION, INSTALLING FABRICATED SPLICES IAW CRJ700 SRM 53-61-03, 51-40-11, 51-42-06, 53-00-03, 51-25-16, 51-42-21. NDT WAS PERFORMED IAW DRJ700 NDTM PART 01 51-20-006.