What was found
LT WING STR TO RIB HFEC INSPECTION SHOWS STRINGER TO RIB ATTCH FLANGE MARKED 'C' AT WS 629.0 HAS CRACK INDICATIONS -MARKED- THAT EXTENDS FROM HOLE TO EDGE OF FLANGE. CUTOUT ACCESS HOLE ON VENT BOX PER MM 57-13-10. DRILLED REPAIR PARTS PER MM 57-13-10 FIG 804. INSTALLED REPAIR PER M/M 57-13-10 FIG I4. FINISHED INSTALLING HI-LOK ON REPAIR PER M/M 57-13-0 FIG 804. REPAIRED, INSTALLED COVER.