Open invitation to tender, deadline 08.06.2012, for installation of safety system for tunnel equipment on A6b motorway. Contact MEEDDM, attn M. Bouville Boris, Paris, tel +33 140618630, fax +33 140618000, e-mail bm.sg.driea-if@developpement-durable.gouv.fr and https://www.marches-publics.gouv.fr/index.php?page=entreprise.EntrepriseAdvancedSearch&AllCons&refConsultation=39251&orgAcronyme=d4t. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=136009-2012. Bid code DRIEA-AOO-12-008. 19/12.