What was found
PDX - C4 CORROSION ON UPPER CARGO FLOOR DECK AROUND SCREW HOLE JUST INBOARD OF AFT WALL BOTTOM LEFT HAND MOUNT FITTING AT Y21L, X649. REPAIRED IAW DHC-8-200 SRM 51-20-11, 51-20-16, 51-20-36 AND 51-20-56.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PDX - C4 CORROSION ON UPPER CARGO FLOOR DECK AROUND SCREW HOLE JUST INBOARD OF AFT WALL BOTTOM LEFT HAND MOUNT FITTING AT Y21L, X649. REPAIRED IAW DHC-8-200 SRM 51-20-11, 51-20-16, 51-20-36 AND 51-20-56.