As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON C4 CHECK, CORROSION ON FLOORBEAM LOCATED AT Y254 BETWEEN FRAME 20 TO FRAME 22 (LEVEL 2 CORROSION). REPLACED FLOORBEAM LOCATED AT Y254 BETWEEN FRAME 12 TO FRAME 24 IAW SRM 51-42-11 PG 1 TO 6. PROTECTIVE TREATMENT APPLIED IAW SRM 51-21-11.