What was found
LCQ - MAJOR REPAIR - DURING C-09 CHECK A 1/2" CRACK WAS FOUND ON AFT CARGO COMPARTMENT FLOOR BOARD STRINGER L/H SIDE OF CENTER LINE, BS 1475. MAINTENANCE REMOVED DAMAGED ARM OF SUPPORT STRINGER BS 1475; FABRICATED A REPAIR ANGLE; INSTALLED REPAIR PART IAW B757-200 SRM 51-70-11, PG. 1-7, FIG. 1.