What was found
DURING SCHEDULED C CHECK, FOUND FORWARD LAV AFT BULKHEAD FLOORBEAM CHANNEL CORRODED AT BS 340 AND RBL 20 T0 RBL 26. REMOVED FLOORBEAM CHANNEL, FABRICATED NEW CHANNEL IAW SRM 51-10-02-TREATED AND PRIMED IAW SRM 51-10-06. INSTALLED CHANNEL IAW SRM 51-30-02, M54 NO 418.