As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WO 247829 NR 100042 HEAVY CHECK COE/MINOR REPAIR: INTERNAL FUSELAGE, FLOORBEAM 13 TOP SURFACE BETWEEN L/H INBOARD AND R/H INBOARD SEAT TRACKS HAS LEVEL 2 CORROSION: CORRECTIVE ACTION: REPLACED FLOORBEAM 13 IAW ATR72 SRM 530000-300-853-A01.