As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION FOUND ON FLOOR SUPPORT AT BS 750, LBL4. CORROSION FOUND EXCEED ALLOWABLE LIMITS IN B757-200 SRM 51-10-02. REMOVED AND REPLACED FLOOR SUPPORT STRINGER IAW B757-200 SRM 51-10-02 AND SRM 51-40-02 REV.93. REPAIR IS CLASSIFIED AS MINOR PER GMM 6-2-100 CRITERIA.