As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ACFT EXTERNAL BELLY SKIN CORRODED IN AREA OF TCAS LOWER ANTENNA. UPON FURTHER INVESTIGATION, FOUND CORROSION UNDER TCAS BELLY ANTENNA TO MINOR SURFACE CORROSION. REMOVED MINOR SURFACE CORROSION IAW CRJ SRM 51-21-06 AND TREATED AREA IAW CRJ SRM 51-21-16. SUPPLEMENTAL - SDR CLOSED 08/07/07.