Open invitation to tender, deadline 28.11.2014, for maintenance of ventilation equipment in national road tunnels in Ile-de-France (lot 4). Duration of contract 48 months from award, value EUR1-4 million. Contact MEEDDM, attn Delavaud Raphael, Creteil, tel +33 146768948, fax +33 146768902, e-mail raphael.delavaud@developpement-durable.gouv.fr. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=353465-2014. Ref. n. 2014-DET-LOT4. 43/14.