What was found
PDX - FRAME 531.5 HAS CORROSION ON AFT SIDE JUST OUTBOARD OF STRINGER 31S. REPAIRED IAW HORIZON AIR EA 9-53-489 AND DHC-8 SRM 51-40-11.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PDX - FRAME 531.5 HAS CORROSION ON AFT SIDE JUST OUTBOARD OF STRINGER 31S. REPAIRED IAW HORIZON AIR EA 9-53-489 AND DHC-8 SRM 51-40-11.