As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LT LOWER STAIR WELL TORQUE BOX BS 1228 HAS LIGHTENING HOLE CRACK. ROUTED OUT DAMAGED AREA .1875" X .5" IAW SRM, REV 102, 51-10-1. FABRICATED DOUBLER FROM MATERIAL 7075 T-6, .032" X 1" X 4" IAW SRM 53-10-2 FIG 6 AND 51-40-2 FIG 1. INSTALLED REPAIR DOUBLER IAW SRM 51-30-2.