Open invitation to tender, deadline 29.11.2017, for LT electric installations for ventilation in the Safety Tunnel of the Grand Saint-Bernard cross-border tunnel, Works Phase III, Lot 4, DAO n.4-13. Duration of the contract is from 01/01/2018 to 31/12/2019. For further information http://www.simap.ch/shabforms/servlet/Search?NOTICE_NR=987841. Contact Tunnel du Grand-Saint-Bernard SA, attn David Bovard, Bourg-Saint-Pierre, tel +41 027 788 44 00, fax +41 027 788 44 01, email david.bovard@letunnel.com. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=422195-2017. Ref.n. 8391-4-13. 43/17.