As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED AND IS IN CHECK FOR SCHEDULED MX. DURING INSPECTION FOUND CABIN FLOOR BEAM Y765 BETWEEN FR66-70 CORRODED. REQUIRED REPLACEMENT AS PER SRM 53-41-14 REV 44. FLOOR BEAM Y765 BETWEEN FR66-70 REPLACED AS PER SRM 53-41-14 REV 44. /END/.