What was found
DURING A MAINTENANCE VISIT, FOUND TWO SMALL GOUGES, LEFT WING CENTER LEADING EDGE LOWER SURFACE AT STA XS 478.897 AND STA XS 484.895 AT FRONT SPAR. DAMAGE EXCEEDED LIMITS IAW DC-8 SRM. REMOVED DAMAGED, TREATED AREA IAW DC-8 SRM 51-1-8. FABRICATED AND INSTALLED DOUBLER IAW FAA APPROVED TENNESSEE TECHNICAL SERVICES DER ENGINEERING SKETCH NR EO-99-109 WITH APPROVED 8110-3 DATED 08-05-99.