As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT UTILITY AREA FLOORBEAM BTW FR 66 TO FR 68 Y-765 UPPER FLANGE HAS CORROSION. BLENDED AREA IAW SRM 51-74-00 ORIGINAL THICKNESS .157 INCH D=0.040 INCH DIA 3.5 INCH, FOUND TO BE OUT OF LIMITS IAW TRM 53-41-15. REMOVED BEAM BETWEEN FRAME 66 AND 68 Y-765 IAW SRM 51-42-11. LOCATED AND DRILLED NEW FLOORBEAM IAW SRM 51-44-11. INSTALLED NEW FLOORBEAM IAW TRM 53-21-01 AND SRM 51-42-11.