What was found
DURING HEAVY MAINTENANCE VISIT, THE FLOOR BEAM UPPER CHORD AT STATION 380 WAS FOUND CORRODED UNDERNEATH THE CENTER AISLE. REPAIRED CORRODED FLOOR BEAM IAW BOEING SRM 53-10-08 FIGURE 8.
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 380 WAS FOUND CORRODED UNDERNEATH THE CENTER AISLE. REPAIRED CORRODED FLOOR BEAM IAW BOEING SRM 53-10-08 FIGURE 8.