Open call for bids, deadline 10th April, 2006 for design of section Lliria-Motorway A-23 of the future motorway CV-50. This section requires a double tunnel to cross the Sierra de la Calderona, 6 to 8 km in length according to alternatives. Visit http://ted.publications.eu.int/udl?request=Seek-Deliver&language=en&docid=042052-2006, OJ S 39, or contact Generalitat valenciana, Valencia, fax +34 963867349. 10/06.Intraesa, Proser and Sercal received a EUR1.4 million contract to design the Lliria-Motorway A-23 section of the future motorway CV-50. This section requires a double tunnel to cross the Sierra de la Calderona, 6 to 8 km in length according to alternatives. Visit www.intraesa.com, www.proser.es and www.sercal.es 48/06.