Open invitation to tender, deadline 09.08.2013, for safety management of existing road tunnels in the Principality of Asturias. Contract value EUR355,286.40 excluding VAT, duration 24 months. Time limit for receipt of requests for documents or for accessing documents: 30.07.2013. Contact Direccion General de Carreteras, Madrid, tel +34 915978-341, fax -547, e-mail jgcid@fomento.es. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=211231-2013. Bid code n. 30.51/13-2; AC-517/13. 27/13.