Invitation to tender using negotiated procedure, deadline 07.10.2013, for geotechnical monitoring during the second phase of safety improvement work in the 3,350 m-long Meudon rail tunnel on RER line C. Duration of contract three months after award. Contact SNCF – CAI, att.n Emilie Paciullo, Paris, tel +33 153336143, e-mail emilie.paciullo@sncf.fr. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid= 321733-2013. 40/13.