Invitation to tender by negotiated procedure, deadline 07.06.2013, for the installation of 50 Hz/16.7 Hz electrical equipment on the 45 km-long north section, between Sandberg and Augustaburg tunnels, of VDE 8.1 Ebensfeld-Erfurt high-speed railway line. Duration of contract 18.11.2013 to 30.6.2018. Contact DB AG, att.n Egbert Mieth, Leipzig, tel +49 341967840-03, fax -01, e-mail egbert.mieth@deutschebahn.com. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=138429-2013. 18/13.