As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FWD CABIN FLOORBEAM CORRODED AT 7087, FRAME 16, Y290. REMOVED CORROSION AND EVALUATED THE FLOORBEAM. ORIGINAL MATTHICKNESS IS .149'~ REMOVED .D70 MAT., MAX ALLOWED REMOVED IS .047" FOUND TO BE OUT OF LIMITS IAW SRM 53-11-14-283-004. REMOVED AND REPLACED THE FLOORBEAM IAW IAW SRM 51-42-11.