What was found
AIRCRAFT IN BASE MAINTENANCE: CORROSION ON FLOOR BEAM FROM FR 16 TO FR 18, LBL Y254, Z-500. REPLACED FLOOR BEAM PER SRM 51-42-11 AND SRM 51-72-11.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT IN BASE MAINTENANCE: CORROSION ON FLOOR BEAM FROM FR 16 TO FR 18, LBL Y254, Z-500. REPLACED FLOOR BEAM PER SRM 51-42-11 AND SRM 51-72-11.