What was found
DURING A MAINTENANCE VISIT, FOUND A CRACK TO THE LT WING CENTER L/E UPPER RIB AT STA 448.581, DAMAGE EXCEEDED LIMITATIONS IAW DC-8 SRM. REMOVED DAMAGE, TREATED AND PRIMBED AREA IAW DC-8 SRM 51-1-8. STOP DRILLED CRACK, FABRICATED AND INSTALLED DOUBLER IAW DC-8 SRM 57-2-0 FIG 2, 51-1-8 AND 06-00-00.