What was found
DURING M-CHECK FOUND FUSELAGE EXTERIOR BETWEEN WHEEL WELL DOORS STA 792 RBL 10 INTERCOSTAL CRACKED. REMOVED INTERCOSTAL IAW DC9 SRM 51-30-5 FABRICATED, LOCATED, DRILLED, DEBURRED, TREATED, PRIMED, SEALED & INSTALLED INTERCOSTAL IAW BOEING DRAWING 9923459 REV AE & DC9 SRM'S 51-10-4, 51-10-3, 51-20-00, 51-30-00, 51-30-5, 51-30-2, 51-30-1.