What was found
CORROSION ON LOWER SILL AT AFT GALLEY AREA FROM FRAME 66-FRAME 68 AND STRINGER 23L L=0.675", W=0.430", D=0.001". REPLACED LOWER SILL AT AFT GALLEY AREA FROM FRAME 66 TO FRAME 68 AND STR 23L IAW SRM 51-72-11 AND DRW D53480505; MEASURES OF THE DAMAGE L=0.911", W=0.805", D=0.062".