As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOUND CORROSION ON FLOOR STRUCTURE AT R-4 DOOR BETWEEN BS 1640 AND BS 1681. REMOVED CORRODED FLOOR SUPPORT. FABRICATED AND INSTALLED FORMED SECTION REPAIRS 3.5" BY 2.25" BY 1" AND 3-9/16" BY 1-5/8" BY 11/16" FROM 7075-T6 .080" AND 1-3/4" BY 5/8" AND 1-3/8" BY 1" FROM 7075-T6 .071" IAW B757 SRM 51-20-01, 51-30-01 AND 51-40-02.