What was found
(LOG 2948033) FWD CARGO BAY AFT BULKHEAD LOWER CENTER SUPPORT STRIP IS CORRODED (MARKED). STA 500L, LBL 31-RBL 31, WL 156. REMOVED AND REPLACED LOWER CENTER BULKHEAD SUPPORT PER B737-900 SRM 51-40-02 & 51-40-05 REF BOEING DWG 143A9481 SH 17 REV - & 143A7902 SH 256 REV B.