As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOUND CORROSION ON FUSELAGE SKIN RUNNING UNDER LAP SEAM AT STRINGER 26R FROM BS 500 TO 520 & FROM BS 540 TO 560 REQUIRING ADDITIONAL STRIPPING FROM BS 440 TO 660. ACCOMPLISHED EA F-5330-T0309678. FUSELAGE PLATES & SKINS CORROSION LAP SEAM STRINGER 26R STATION 439 - 661. THIS IS A CAT A REPAIR.