What was found
DURING A MAINTENANCE VISIT, FOUND A CRACK AT THE LEFT WING L/E RIB AT STA XFS 397.79, DAMAGE EXCEEDED LIMITATIONS IAW DC-8 SRM. REMOVED DAMAGE, TREATED AREA IAW DC-8 SRM 51-1-8. STOP DRILLED CRACK, FABRICATED AND INSTALLED DOUBLER IAW DC-8 SRM 57-2-0 FIG 2 AND 51-1-8.