Open invitation to tender, deadline 18.02.2015, for upgrading of safety doors in the tunnels Mont Terri (4,068 m) and Mont Russelin (3,572 m) on N16. For further information go to http://www.simap.ch/shabforms/servlet/Search?NOTICE_NR=850323. Contact Ofrou, Estavayer-le-Lac, e-mail marchespublics.estavayer@astra.admin.ch. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=010334-2015. Ref.n. N16.00 080494. 03/15.