Open invitation to tender, deadline 24.02.2012, for supply and installation of BT equipment for Eyholz, Visp, Saut-de-Mouton and Vispertal tunnels and open-air section of South Visp ring (lot L06652). Contract duration 01.07.2012 to 30.11.2019. Contact Mr Wenger Stefan, Canton of Wallis, Department for transport, equipment and environment, National Roads Construction Office, Glis, e-mail stefan.wenger@admin.vs.ch. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=006164-2012. 03/12.