Open invitation to tender, deadline 30.05.2016, for provision of emergency phone equipment on the N01/38,42 Zurich northern ring road extension, in tunnels Stelzen (375 m, 375 m) and Schöneich (650 m). There is also an option for the Gubrist tunnel (1st, 2nd and 3rd tube). The duration of the contract is from 19.09.2016 to 31.12.2027. For further information http://www.simap.ch/shabforms/servlet/Search?NOTICE_NR=911185. Contact OFROU, Winterthour, e-mail beschaffung.winterthur@astra.admin.ch. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=138221-2016. Ref.n. 100049. 18/16.