What was found
YYC - MAIN CABIN DOOR AFT LOWER CORNER, BENEATH SEAL AND RETAINER CORRODED. FOUND TO WITHIN LIMITS AS PER FOKKER FAX TS01-54526 AND HORIZON AIR EA 4-52-453.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
YYC - MAIN CABIN DOOR AFT LOWER CORNER, BENEATH SEAL AND RETAINER CORRODED. FOUND TO WITHIN LIMITS AS PER FOKKER FAX TS01-54526 AND HORIZON AIR EA 4-52-453.