As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT IN BASE MAINTENANCE: CORROSION ON AFT CARGO COMPARTMENT FLOOR STRUCTURE LEFT HAND TRANSITION PANEL LOCATED FROM BS 727C + 10.5 INCHES TO BS 727F + 10 INCHES, AT S25L, AND LBL 21. REPAIRED TRANSITION PANEL PER SRM 53-00-53-2R PROCEDURE 6.