As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDX - C1 - SMALL AREA OF CORROSION ON FLOOR SKIN IN AFT CARGO BAY BETWEEN SEAT TRACK ON LT SIDE AT STA X698.0 BLENDED SURFACE CORROSION ON FLOOR SKIN AT STA 698. MAX MATERIAL REMOVED IS .001 INCH. BLEND IS WITHIN LIMITS OF SRM 51-14-00. NFEC IAW -8 400 NDTM PART 6, 51-00-01. NO CRACKS NOTED. ALODINED AND PRIMED IAW RD 8/4-53-884 AND Q400 SRM 51-21-10, 51-25-10.