As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING 4C-CHECK, MAINTENANCE FOUND THE PASSENGER DOOR THRESHOLD TO BE CORRODED. MAINTENANCE FABRICATED AND INSTALLED A NEW PASSENGER DOOR THRESHOLD IAW ATR-42 SRM 53-13-16, 51-25-01 AND 51-25-03. THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE. (M)