What was found
DURING C INSPECTION A FLOOR SUPPORT FLANGE AT THE RT INBOARD SEAT TRACK LOCATION WAS FOUND CORRODED BETWEEN STATION 182.0 AND 270.5. CORROSION WAS REMOVED IN ACCORDANCE WITH THE DEHAVILLAND DASH 8 STRUCTURAL REPAIR MANUAL 51-20-11. AREA WAS REINSPECTED AND FOUND TO BE BEYOND DAMAGE LIMITS OF REPAIR DRAWING RD8-53-1339 FROM STATION 182.0 TO 270.5. THE RIGHT INBOARD SEAT TRACK SECTION WAS REPAIRED IN ACCORDANCE WITH DEHAVILLAND REPAIR DRAWING RD8-53-3074. AIRCRAFT RETURNED TO SERVICE.