What was found
MCN - CORROSION ON MAIN CABIN FLOORBEAM, BS 1640, LBL 11 - RBL 66, WL 208. REPAIRED MAIN CABIN FLOORBEAM, BS 1640, LBL 11 - RBL 66, WL 208 IAW AWA ER 19-5310-06335-ES2.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
MCN - CORROSION ON MAIN CABIN FLOORBEAM, BS 1640, LBL 11 - RBL 66, WL 208. REPAIRED MAIN CABIN FLOORBEAM, BS 1640, LBL 11 - RBL 66, WL 208 IAW AWA ER 19-5310-06335-ES2.