What was found
DURING ROUTINE C-CHECK INSPECTION, CORROSION WAS FOUND ON THE FLOOR SUPPORT BEAM AT RIGHT BUTT LINE 45.0, AT FUSELAGE STATION 1440. REPAIR ACCOMPLISHED CORROSION REMOVAL, FABRICATION AND INSTALLATION OF TWO REPAIR DOUBLERS IN ACCORDANCE WITH DER APPROVED SKETCH C59-R06 AND ENGINEERING ORDER 51-DC8-588.