As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING INSPECTION, FOUND CORROSION ON FLOORBEAM LOC FR20 AND Y1292 IN FWD PAX CABIN L=1.700 W=0.950" D=0.020" APPROX SSI-531189. REPLACED FLOORBEAM -Y1292 LOCATED BETWEEN FR12 TO FR24 IN FWD PAX CABIN IAW SRM 51-72-11 AND DWG D53112812 AND D53111008.