As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDX: LT WING FWD SPAR LWR FLANGE FRETTED AT APPROX STA YW 45.00 (INBOARD END OF LEADING EDGE 511AL). MAINTENANCE REPAIRED IAW Q400 SRM 51--21-00-350-801, NDTM PART 6, 51-00-02, SRM 51-21-10-380-801, HORIZON EA 6-57-430 AND RD 8/4-57-614.