As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON FLOORBEAM LOWER CHORD AROUND NUT PLATE HOLES, BS 1070, RBL 34, WL 200. CORROSION ON 1070 FLOORBEAM WAS OUT OF LIMITS FROM LBL 45 TO RBL 45 WL 200. CUT OUT LWR CHORD AND REPAIRED 1070 FLOORBEAM LOWER CHORD IAW EA 7-5310-68199 AND SRM 53-10-8 FIG 2.