What was found
B757-53-0579 FLOOR BEAM UPPER SURFACE BS1640 RBL48 - RBL54 HAS L IGHT CORROSION AROUND FASTENER HOLES. REF HAECO GSO NR 9281256 REPAIRED FLOORBEAM AT BS 1640 PER B757 SRM 53-00-51 REPAIR 8.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
B757-53-0579 FLOOR BEAM UPPER SURFACE BS1640 RBL48 - RBL54 HAS L IGHT CORROSION AROUND FASTENER HOLES. REF HAECO GSO NR 9281256 REPAIRED FLOORBEAM AT BS 1640 PER B757 SRM 53-00-51 REPAIR 8.