Open invitation to tender, deadline 10.12.2014, for the maintenance of the piezometric shafts installed by BBT SE and for the groundwater pollution monitoring along the new Brenner railway tunnel alignment. Value of contract EUR260,000, excluding VAT, duration 36 months from award. Time limit for receipt of requests for documents or for accessing documents: 09.12.2014. Contact Brenner Basis Tunnel BBT SE, attn Avv. Arturo Piero Mazzucato, Bolzano, tel +39 04710622-10, fax 39 04710622-11, e-mail ava@bbt-se.com. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=389802-2014. Ref.n. AP206. 49/14.