As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY CHECK MAINTENANCE FOUND CORROSION ON CARGO DOOR SUPPORT BEAM BETWEEN FR 80-81 @ ST 27R. REMOVED AND REPLACED CARGO DOOR SUPPORT BEAM BETWEEN FR 80-81 @ ST 27R PER SRM 51-40-08. RESTORED SURFACE PROTECTION ON CARGO DOOR SUPPORT BEAM BETWEEN FR 80-81 @ ST 27R,REF SRM 51-23-06, CPM 51-25-00. A/C REMAINS IN CHECK.