As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY MAINTENANCE FLOORBEAM AT Y1292 LT FROM FRAME 68 TO FRAME 69 HAS CORROSION REMOVED CORROSION IN A 2.0" W X 3.0" L X .040" D FROM ORIGINAL MATERIAL THICKNESS OF .156" FOUND TO BE OUT OF LIMITS IAW SRM 53-41-14. R & R FLOORBEAM 2 SECTIONS FROM FRAME 67 TO FRAME 69 IAW SRM 51-42-11 AND SRM 53-41-14. THIS ITEM HAS BEEN CLASSIFIED AS A LEVEL 2 CORROSION.