What was found
IAH - DURING C-CHECK INSPECTION, THE PASSENGER DOOR STEP FRAME FOR PANEL 834DZ WAS FOUND CRACKED BEHIND THE AFT CENTER NUTPLATE. MAINTENANCE STOP-DRILLED THE CRACK AND INSTALLED A REPAIR DOUBLER IAW ATR42 SRM 51-70-00, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE. TOTAL HOURS: 23,206.6. TOTAL CYCLES: 25,658. (X)