As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C CHECK FOUND CROSSBEAM 280 IS CRACKED AND CORRODED IN 2 AREAS JUST AFT OF THE COCKPIT CUTOUT. THE AIRCRAFT WAS REMOVED FROM SERVICE. REPAIRED CROSSBEAM 280 IAW CR-53MR-219 AND EO CR-53MR-219. THE AIRCRAFT WAS RETURNED TO SERVICE.