"Sill Gorge - Pfons" construction lot gets go-ahead

As early as January 2022, works will begin on one of the longest sections of the Brenner Base Tunnel project in Austria.

The tender for the H41 "Sill Gorge - Pfons" construction lot was awarded on 17/11/2021 to the bidding consortium H41 Sill Gorge-Pfons comprising the companies Implenia Österreich GmbH, Implenia Schweiz AG, Webuild S.p.A, csc costruzioni sa. The total bid amount offered by the bidding consortium is 651 million euro.

The "Sill Gorge - Pfons" is one of the largest lots in the Austrian project area and it extends from the Sill Gorge through the Ahrental valley up to Navis, overall 14.3 km. Construction works will be completed in 80 months, by the summer of 2028.
The tender was carried out at European level according to the Most economically advantageous tender (MEAT) principle, followed by a strict verification procedure. In the meantime, the legal deadlines for a potential appeal have expired and the definitive award of the tender was feasible.In order to ensure the fastest progress possible in the whole project, the "Sill Gorge - Pfons" lot was extended southwards by three kilometres of main tunnel tubes, where it will connect with the future construction lot H53 "Pfons-Brenner".

General information on the "Sill gorge-Pfons" construction lot
The H41 "Sill Gorge - Pfons" construction lot is located in the northern area of the Brenner Base Tunnel between Tulfes (in the east), Innsbruck (in the north) and Pfons (in the south). In total, approx. 22.5 km of main tunnel tubes and 38 cross passages - with a total length of approx. 2.3 km - will be excavated. Access to the new underground construction site will be granted through the Ahrental access tunnel, which has already been completed in the E41 "Ahrental" prospection lot.

The new H41 construction site represents the continuation of the works in the H33 "Tulfes-Pfons" lot, which were smoothly and successfully completed at the beginning of May 2021.