What was found
DURING A MAINTENANCE VISIT FOUND DRILL MARKS BETWEEN STA 620 - 640 XCW 0 CENTER LINE, DAMAGE EXCEEDED LIMITATIONS IAW DC-8 SRM. REMOVED DAMAGE, TREATED AND PRIMED AREA IAW DC-8 SRM 51-1-8. FABRICATED AND INSTALLED CHANNEL IAW DC-8 SRM 51-1-24, 53-2-0 AND 51-1-21.