Open invitation to tender, deadline 24.06.2014, for topographical and geotechnical engineering services for structures and equipment design necessary for experimental re-opening of the 7,120 m Rove sea tunnel. Contact Grand port maritime de Marseille, Marsiglia, tel +33 491394933, fax +33 491394033, e-mail marches-gpmm@marseille-port.fr, website https://marches.local-trust.com/marseille-port. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=148053-2014. 18/14.