Negotiated invitation to tender, deadline 28.09.2012, for general management during phase 1.2 of safety works in the 1.5 km-long bitube Grand Mare tunnel on RN28. Contact DIR Nord-Ouest, Rouen, tel +33 276000466, fax +33 276000495, e-mail pegoa.spt.dir-no@developpement-durable.gouv.fr. Offers to Direction regionale de l'environnement, de l'amenagement et du Logement, Rouen, tel +33 235585350, fax +33 235585289. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=286465-2012. Bid Code PEGOA-2012-001. 37/12.