What was found
DURING HEAVY MAINTENANCE, CORROSION ON FLOOR SUPPORT AT Y1292, FR 16, STR 23L; REMOVED CORROSION ON FLOOR SUPPORT REMOVED .055" FROM ORIGINAL THICKNESS OF .085" FOUND TO BE OUT OF LIMITS PER SRM. REMOVED AND REPLACED FLOOR SUPPORT BEAM AT FR 16 Y1292 STR 23L.