Open invitations to tender, deadline 9th January, 2001, for three separate feasibility studies for railway lines that will require tunnels: Calatayud in Aragon 80 km to Soria in Castilla y Leon; La Coruna 40 km to El Ferrol in Galicia; and Castejon to Logrono in Navarra. Contact Spanish National Railways, fax +34 91 597 9342 or visit http://ted.eur-op.eu.int 02/01.