Open invitation to tender, deadline 21.11.2014, for equipment and systems maintenance of the bi-tube tunnels Bois de Peu and Fontain on the southeast ring road of Besancon, named Voie des Mercureaux, on national road RN 57. Duration of contract 12 months after award. Contact Direction interdepartementale des routes Est, Nancy, fax +33 383501745, e-mail sesyr.dir-est@developpement-durable.gouv.fr. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=337389-2014. Ref. n. DIRE-MAINT-TUB-2014. 41/14.