What was found
DURING PREFLIGHT, FOUND EVIDENCE OF CORROSION BETWEEN FS 500 AND FS 520 BETWEEN L-28R AND L-29R. OPEN UP SKIN, CUT OUT AREA OF CORROSION AND FABRICATE REPAIR DOUBLER AND FINGER DOUBLERS AS PER DWG NR 30942-14. INSTALLED DOUBLERS AND FILLERS AS PER DWG NR ARW 30942-14. (M)