What was found
PDX - FRETTING CORROSION AT MOST INBOARD BOLT HOLE, BOTTOM SPAR CAP, LT WING AT STATION YW57.0. REPAIRED IAW DHC-8 SRM 51-20-36, PAGE 6, PARAGRAPH F, STEPS 1 AND 2.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PDX - FRETTING CORROSION AT MOST INBOARD BOLT HOLE, BOTTOM SPAR CAP, LT WING AT STATION YW57.0. REPAIRED IAW DHC-8 SRM 51-20-36, PAGE 6, PARAGRAPH F, STEPS 1 AND 2.