As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON C-CHECK, MAIN CABIN FLOORBEAM UPPER CHORD CORRODED AT STA 1030 RBL 46. REMOVED CORROSION FROM MAIN CABIN FLOORBEAM UPPER CHORD STA 1030 RBL 46 AS PER 51-10-6 FOUND OUT OF LIMITS AS PER 53-10-1 FIG 4 B-727. CUT OUT CORROSION AREA AS PER B-727 SRM 51-30-2. INSTALLED FLOORBEAM CHORD REPAIR AT MAIN CABIN FLOORBEAM UPPER CHORD IAW B-727 SRM 53-10-3-FIG 3.