What was found
AWR: HIDDEN CORROSION: [ DURING REMOTION OF 280 CROSSBEAM RELATED WITH NRC 00113 ]: CORROSION ON WEB OF COCKPIT BULKHEAD, AFT FACE IN STA. FS= 280 AND 11RBL TO 15RBL AT PAX CABIN FWD WET AREA. (W1) (CPAX) (TCI:53-10-219). CORROSION ON WEB OF COCKPIT BULKHEAD, AFT FACE IN STA. FS= 280 AND 11RBL TO 15RBL AT PAX CABIN. WEB OF COCKPIT BULKHEAD WAS REMOVED AND NEW WEB WAS INSTALLED PER SRM 51-42-06-001-001-A01, 51-42-10-001-001-01 AND 51-42-21-001-001-A01. LEVEL CORROSION 2.