As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING INSPECTION, FOUND AFT CABIN UTILITY AREA FLOORBEAM BETWEEN FR65 -FR67, Y-308 HARD POINT HOLES HAS CORROSION. BLENDED AREA AND CHECKED LIMITS L=2.0" W=1.5" D=0.020" FOUND TO BE OUT OF LIMITS IAW SRM 53-00-14 AND SRM 51-74-00. REPLACED FLOORBEAM WITH PN D5347228200200 BATCH NR 0002433497 IAW TRM 53-21-01 AND SRM 51-42-11.