What was found
OUTER WING UPPER STRINGER TO RIB ATTACHMENT CRACKED AT LT WING STA 629 STR 13. REMOVED FASTENERS, FILLERS, AND WASHERS, CUT ACCESS HOLE PER FIG 803. DRILLED UP REPAIR ANGLE AND RADIUS BLOCKS. REMOVED FASTENERS AT STRINGER 13, 14, 15, DRILLED UP REPAIR AT STR 13 PER M/M 57-13-0 FIG 804. INSTALLED REPAIR ANGLE AT STR 13 PER M/M 57-13-0 FIG 804. INSTALLED REPAIR AT STR NR 14.