Open invitation to tender, deadline 27.07.2011, for environmental monitoring during construction of Brenner base tunnel exploratory drive in Periadriatic seam, and preparatory works for construction of main buildings at Mules adit. Contract value EUR1,323,000 excluding VAT, duration 43 months. Further information, specs and docs from Dr Johann Hager at BBT in Innsbruck, tel +43 51240-30, fax -30110, e-mail ava@bbt-se.com to whom tenders or requests to participate must be sent. Time limit for accessing documents 20.07.2011. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=176307-2011. Bid Code AP121. 23/11.