What was found
DURING ROUTINE C CHECK, FOUND RIGHT AFT LOWER CARGO TUNNEL; STATION 1000 RIGHT UPPER HORIZONTAL SIDE WALL SUPPORT CRACKED. REMOVED DAMAGE. FABRICATED REPAIR PARTS, LOCATED, DRILLED, TRIMMED, TREATED, PRIMED, INSTALLED REPAIR PARTS AND NEW FASTENERS AT RIGHT AFT LOWER CARGO TUNNEL; STATION 1000 RIGHT UPPER HORIZONTAL SIDE WALL SUPPORT IAW DC8 SRM 51-1-4, 53-2-0, 51-1-21, 53-2-0, AND 51-1-8.