What was found
DURING ROUTINE C-CHECK INSPECTION, A CRACK WAS DETECTED AT THE RIGHT WING STRINGER 54 AT WING STATION 510. REPAIR ACCOMPLISHED REMOVAL OF THE DAMAGED AREA. FABRICATION AND INSTALLATION OF A CHANNEL FILLER AND TWO REPAIR ANGLES IN ACCORDANCE WITH FAA DER APPROVED DRAWING 5643545-508 AND DACO STRUCTURAL REPAIR MANUAL 57-2-2, 51-1-1, 51-1-5, 51-1-27.