What was found
DURING A MAINTENANCE VISIT, FOUND NUMEROUS DRILLED HOLES IN THE CABIN FLOORBEAM AT STA 660 CUSP TO CUSP, DAMAGE EXCEEDED LIMITATIONS IAW DC-8 SRM. REMOVED DAMAGE, TREATED AND PRIMED AREA IAW DC-8 SRM 51-1-8. PLUGGED HOLES, FABRICATED DOUBLER FROM 7075-T6 AND INSTALLED IAW EO NR 99-236 WITH APPROVED 8110-3 DATED 1-17-00.