Open invitation to tender, deadline 31.05.2013, for maintenance and development of IT systems to ensure the safety of highway tunnels managed by DIRIF. Contact MEEDDM, attn Gufflet Olivier, Creteil, tel +33 141787416, fax +33 148984228, e-mail olivier.gufflet@developpement-durable.gouv.fr and https://www.marches-publics.gouv.fr/index.php?page=entreprise.EntrepriseAdvancedSearch&AllCons&refConsultation=105393&orgAcronyme=d4t. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=118427-2013. Bid Code n. DET-2013-03. 19/13.