What was found
WHILE IN FOR SI CHECK, MAINTENANCE REPORTED CORROSION ON STRINGERS 4 AND 5 RT AT BS 356. CORROSION REMOVAL ON STR 4R WITHIN LIMITS, CORROSION REMOVAL ON STR 5R OUT OF LIMITS. REMOVED DAMAGED SECTION OF STR BETWEEN BS 338 AND 356, FABRICATED REPAIR PARTS AND INSTALLED PER SRM 53-10-3.