As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WO 248415 NR 100065 HEAVY CHECK COE/MAJOR REPAIR: CENTER FUSELAGE, FWD LOWER SKIN HAS LEVEL 2 CORROSION AT DOME NUT LOCATION BETWEEN FR23-FR23A AND BETWEEN STRINGER 18R- STRINGER 20R. CORRECTIVE ACTION: REPAIR PER ATR72 SRM 530000-831-A01.