What was found
DURING C-CHECK, MAIN CABIN FRAME BS 720 HAS A DENT INTO THE RADIUS BELOW STRINGER 16R. REMOVED FASTENERS AND CUT OUT DAMAGED AREA OF FRAME, FABRICATED REPAIR DOUBLER IAW B727 SRM 53-10-4 FIG 1, MAT USED .050 7075-T6 P/O NR 9911488 DIM 10 INCH BY 5 INCH. INSTALLED REPAIR IAW SRM 52-30-2. (M)