What was found
PDX - C4 SUSPECTED CORROSION ON AFT SIDE OF FORWARD SPAR AT YW2.55000, LEFT HAND WING. REPAIRED IAW DHC-8-200 SRM 51-20-16 AND 51-20-36.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PDX - C4 SUSPECTED CORROSION ON AFT SIDE OF FORWARD SPAR AT YW2.55000, LEFT HAND WING. REPAIRED IAW DHC-8-200 SRM 51-20-16 AND 51-20-36.