As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(AUS) RH WING AFT SPAR TO STEEL PLATE PN 66762-00 SEPARATED DUE TO CORROSION OF JOINING RIVETS - WHEN THE PLATE WAS REMOVED SEVERECORROSION WAS ALSO FOUND ON THE REAR SPAR - CAUSED BY CORROSION ACTION BETWEEN SPAR AND STEEL PLATE - SEE MDR 96/0226 AND MDR96/0227 FOR ADDITIONAL INFORMATION