Open invitation to tender, deadline 18/10/2021, for refurbishment of Landy tunnel on the A1 at Saint-Denis. Click here http://www.marches-publics.gouv.fr for documents and here where tenders must be sent. Duration contract 6 months. Contact Meeddm, Creteil, tel +33 0149154373, email Olivier.martin@developpement-durable.gouv.fr. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=455534-2021. Ref.n. 21-AOO-TTX-LANDY-A1. 38/21.