Invitation to tender by negotiated procedure, deadline 12.03.2009, for upgrade of safety equipment and infrastructure in RN7 tunnels at Paris Orly airport. Contract duration 18 months. Further information from Mme Isabelle Martini at Aeroports de Paris, tel +33 148624730, e-mail isabelle.martini@adp.fr. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=055897-2009 09/09.