What was found
LCQ - MAJOR REPAIR - DURING C-17 CHECK A 1 INCH CRACK WAS FOUND AT RIVET HOLES ON STRINGER 4 RT BS 908-909. MAINTENANCE REMOVED CRACKED STRINGER SPLICE ON STRINGER 4 RT BS 908-909; FABRICATED A NEW REPLACEMENT STRINGER SPLICE; INSTALLED REPAIR PART IAW B737-300 SRM 51-40-02, PG 3, 10-12, & 38.