Open invitation to tender, deadline 27.05.2016, for acoustic engineering services for a new tunnel under the Rhine between Birsfelden and the northern bypass and Wiesel in Basel. Contact Ustra, Zofingen, e-mail zofingen@astra.admin.ch and for further information http://www.simap.ch/shabforms/servlet/Search?NOTICE_NR=897003. Tenders must be sent to Ustra, Zofingen, e-mail beschaffung.zofingen@astra.admin.ch. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=98807-2016 . Ref. n. 150004. 12/16.
