As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-CHECK INSPECTION, FOUND CABIN FLOOR SUPPORT AT BS 312-328 RBL 45 CORRODED. FABRICATED NEW FLOOR SUPPORT ANGLE FROM 7075-T6 BAC 1505-19222 IAW THE BOEING 737 STRUCTRUAL REPAIR MANUAL 51-10-1, 51-20-1 FIG 2 AND 51-30-5. INSTALLED IAW 51-30-2. (M)BJNA