Open invitation to tender, deadline 10.06.2013, for delivery, installation and testing of two 220kVA power units for the Siaix tunnel (1,561 m) on trunk road RN 90 in Saint-Marcel. Contact DIR Centre-Est - SREI de Chambery, Chambery. Tenders or requests to participate must be sent to DREAL, Lyon Cedex 03. Visit http://ted.publications.eu.int/udl?request=Seek-Deliver&language=en&docid=113307-2013. 15/13.