What was found
CORROSION ON AFT BULKHEAD TO SIDEWALL SUPPORT AT ACB BS947 RBL22 WL180. MARKED<[01] REMOVED AND REPLACED AFT BULKHEAD TO SIDEWALL SUPPORT AT ACB BS947 RBL22 WL180.;[02] REMOVED AND REPLACED AFT BULKHEAD TO SIDEWALL SUPPORT AT ACB BS947 RBL22 WL180.IAW BOEING DWG 149A8117;149A8110.;[03] REMOVED AND REPLACED AFT BULKHEAD TO SIDEWALL SUPPORT AT ACB BS947 RBL22 WL180.IAW BOEING DWG 149A8117;149A8110. REV:-;[04] REMOVED AND REPLACED AFT BULKHEAD TO SIDEWALL SUPPORT AT ACB BS947 RBL22 WL180.IAW BOEING DWG 149A8117;149A8110. REV:-AND SRM 51-40-02-0G-0;[05] VERIFIED CORRECTIVE ACTION ITEM 4; CARD COMPLETE.