Invitation to tender by negotiated procedure, deadline 20.04.2010, for track support system and ballast for Lainzer and Wienerwald tunnels. Contact Elke Heigl at Oebb-Infrastruktur AG in Wien, tel +43 6642864183, e-mail elke.heigl@oebb.at. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=096331-2010. 14/10.