What was found
MCN - MAJOR REPAIR - DURING C-18 CHECK A 1 1/2" CRACK WAS FOUND IN STRINGER WEB 18A R/H, BS 725. MAINTENANCE REMOVED ANGLE, AND SLOTTED STRINGER WEB EXTENDING THE CRACK TO SECOND FASTENER HOLE. FABRICATED GUSSET AND RADIUS FILLER, AND INSTALLED REPAIR PARTS & ANGLE IAW AWA ER 03-5300-02192-ES1.