What was found
PDX C4 - LIGHT PITTING CORROSION ON RIVET HEADS ON STRINGER 23R AT X460.000. REPAIRED IAW DHC-8-200 SRM 51-20-11, 51-20-16, 51-20-26, 51-40-11.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PDX C4 - LIGHT PITTING CORROSION ON RIVET HEADS ON STRINGER 23R AT X460.000. REPAIRED IAW DHC-8-200 SRM 51-20-11, 51-20-16, 51-20-26, 51-40-11.