What was found
DURING ROUTINE C-CHECK FOUND RIGHT HAND CUSP CRACKED AT STATION 1050 LONGERON 21 RIGHT. CLEANED DAMAGED AREA, FABRICATED REPAIR PARTS, LOCATED, DRILLED, TREATED, PRIMED, AND INSTALLED REPAIR PARTS AND FASTENERS IAW DC8 SRM 51-21-1, 51-2-1, 51-1-5 AND 51-1-8.