Open invitation to tender, deadline 2nd September, 2008 for geological and geotechnical study for the 20.3 km Miranda del Ebro-Iruí±a de Oca section on the Burgos-Vitoria line. The section includes two tunnels (2.5 km and 3,030 m). Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=185068-2008, OJ S 138, or contact ADIF, Madrid, fax +34 917005751. 30/08.Open invitation to tender, deadline 2nd September, 2008 for geological and geotechnical study for the 8.2 km Pancorbo-Ameyugo section on the Burgos-Vitoria line. The section includes three tunnels (4,360 m, 970 m and 960 m). Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=185067-2008, OJ S 138, or contact ADIF, Madrid, fax +34 917005751. 30/08.