What was found
CABIN, FS 740, FLOOR BEAM HAS HEAVY INTERGRANULAR CORROSION AT SCREW HOLE AND NUTPLATE 3.50 INCHES TO THE RT OF BL ZERO FLOOR TRACK, BOTTOM SIDE FLANGE. INSTALLED FLOOR BEAM REPAIR PER ESO AND EA NR 7-5310-27774.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CABIN, FS 740, FLOOR BEAM HAS HEAVY INTERGRANULAR CORROSION AT SCREW HOLE AND NUTPLATE 3.50 INCHES TO THE RT OF BL ZERO FLOOR TRACK, BOTTOM SIDE FLANGE. INSTALLED FLOOR BEAM REPAIR PER ESO AND EA NR 7-5310-27774.