Invitation to tender by negotiated procedure, deadline 25.05.2009, for construction of surface ventilation shaft and underground connections at Saint-Germain-Odeon station on line 4. Contract duration 13 months. Specs and docs from Sophie Mendy at RATP in Paris, tel +33 1587-69421, fax -71381, e-mail sophie.mendy@ratp.fr to whom tenders or requests to participate should be sent. http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=108972-2009 17/09.