Open invitation to tender, deadline 09.10.2013, for the 2014 main construction inspections of engineering works, among which tunnels, in Saint Gallen and Glarus cantons, the Ustra zone 4. Contact Astra, Winterthur, e-mail beschaffung.winterthur@astra.admin.ch. Further info at http://www.simap.ch/shabforms/servlet/Search?NOTICE_NR=787701. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=295326-2013. 36/13.