Invitation to tender by negotiated procedure, deadline 15.04.2009, for detailed design, supply, installation, testing, commissioning, safety approval and entry into service of GSM-R ntework for voice and ETCS level 2 for 1,800 km-long Danish mainline national railway system, including 3 km-long Boulevard tunnel, two S-train tunnels, 8 km-long Great Belt twin tunnel and several shorter tunnels on the Oresund link. Contract start 01.11.2009 for completion 31.12.2019. For specs and docs and more information contact Peter Dowell at Banedanmark in Kobenhavn, tel +45 82345014, e-mail pld@bane.dk. http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=067288-2009 11/09.