What was found
DURING HEAVY MAINTENANCE VISIT, THE FLOOR BEAM UPPER CHORD AT STATION 344 WAS FOUND CORRODED FROM LBL 47 TO RBL 44. REPAIRED CORRODED FLOOR BEAM IAW BOEING SRM 53-10-08 FIGURE 8 AND REPLACED UPPER CHORD FROM RBL 434 TO BULKHEAD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY MAINTENANCE VISIT, THE FLOOR BEAM UPPER CHORD AT STATION 344 WAS FOUND CORRODED FROM LBL 47 TO RBL 44. REPAIRED CORRODED FLOOR BEAM IAW BOEING SRM 53-10-08 FIGURE 8 AND REPLACED UPPER CHORD FROM RBL 434 TO BULKHEAD.