What was found
PIT - MAJOR REPAIR - C4 CHECK, CORROSION ON FLOOR SUPPORT CHANNEL, BS 1661 - BS 1681. REPLACED FLOOR SUPPORT CHANNEL, BS 1661 - BS 1681 IAW B757-200 SRM 51-40-02.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PIT - MAJOR REPAIR - C4 CHECK, CORROSION ON FLOOR SUPPORT CHANNEL, BS 1661 - BS 1681. REPLACED FLOOR SUPPORT CHANNEL, BS 1661 - BS 1681 IAW B757-200 SRM 51-40-02.