As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT UTILITY AREA FLOOR SUPPORT BTW FR 66 TO 68 Y-1292 UPPER FLANGE CORRODED. BLENDED FLOOR SUPPORT IAW SRM 51-74-00. FOUND TO BE OUT OF LIMITS IAW TRM 51-41-15. R & R FLOOR SUPPORT IAW SRM 51-42-11. CHECKED DIMENSIONS: L=1.0" W=1.0" D=0.060". ORIGINAL MATERIAL THICKNESS 0.087".