As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDX: TRAILING RUDDER: LT LOWER SKIN PANEL HAS 1 REPAIR DOUBLER INSTALLED BETWEEN FRONT TO REAR SPAR AND BETWEEN RIB 2 - RIB 4. RT UPPER SKIN PANEL HAS 1 REPAIR DOUBLER BETWEEN FRONT TO REAR SPAR AND BETWEEN RIB 26-RIB 28. BOTH REPAIR DOUBLERS ARE OUTSIDE LIMITS OF RD 8/4-55-148 ISSUE 1. MAINTENANCE REPAIRED IAW Q400 SRM 51-42-05-330-801 AND HORIZON EA 6-55-149.