Open invitation to tender, deadline 26.04.2017, for the provision of fire detection equipment in the tunnels Stein, Murgwald (1,400 m), Quarten (1,040 m), Fratten (310 m), Hof (560 m) and Raischibe (780 m) on the N03/76 Murg-Walenstadt motorway (Lot 501). Duration of the contract is from 02/08/2017 to 31/12/2021. For further information http://www.simap.ch/shabforms/servlet/Search?NOTICE_NR=958293. Contact Ofrou, Winterthur, tel +41 58 4804711, fax +41 58 4804790, e-mail beschaffung.winterthur@astra.admin.ch. Ref.n.080414 N03/76. 02/17.