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181. The roof of the electrical substation at the H41 Sill-Pfons site: it’s green in more ways than one

In the H41 Sill Gorge-Pfons site, where the tubbing ring segments are produced directly on the construction site, thus saving approx 27.000 lorry transports we see another careful choice aimed at...

182. Tunnel boring machine Lilia installs painted tubbing rings

Did you know? The precast concrete elements installed by tunnel boring machines for the inner shell of a tunnel tube are called "tubbing rings". A tubbing ring consists of several...

183. BBT SE cooperates with the sheltered workshop “Geschützte Werkstätte Integrative Betriebe Tirol GmbH - GW Tirol”

The consortium of the construction lot H41 Sillschlucht - Pfons has once again entrusted GW Tirol with the manufacture of various products for tunnel excavation. Sustainability and social...

184. The Periadriatic Seam: a unique aspect of the BBT project

Constructing the Brenner Base Tunnel means overcoming a great number of challenges, and among them is the crossing of the Periadriatic Seam within the Mules 2-3 construction lot, the largest of the...

185. Ida's first 1000 metres: a new milestone at the H41 Sill Gorge-Pfons site

Ida, one of the two large tunnel boring machines moving southwards in Austria, has just completed the first 1,000-metre stretch of excavation. And while the machines drive their way southwards, a...

186. The Flavia TBM is back in operation: in an interview, geologist Stefan Skuk talks about the geological challenges of the ‘H61 Mules’ construction lot

After the TBM Flavia got stuck in a fault zone in the western railway tunnel, an attempt was made to free it . However, Flavia has not yet completely crossed the fault zone. We spoke to Stefan Skuk,...

187. Work on the Isarco Underpass lot, the most complex of the Brenner Base Tunnel project, is completed

In the southernmost lot of the Brenner Base Tunnel, once construction of the railway tunnels was completed in August, the outer area of the construction site is being landscaped. The aim of the...

188. Lilia has reached her first 1000 metres excavated: she continues her journey southwards

The TBM Lilia has today reached its first 1000 metres of excavation. Like its twin sister Ida, which is excavating in the west main tunnel, Lilia is continuing its journey south in the east main...

189. Construction lot H21 Sill Gorge: all tunnelling works completed

Another important stage in the H21 Sillschlucht construction lot was reached at the end of November 2023. After a construction period of around 15 months, the last concrete works for the wall and...

190. Hochstegen: after the Isarco River Underpass, another construction lot of the Brenner Base Tunnel is completed before Christmas 2023

Innsbruck/Bolzano, 15 December 2023 The construction work in the 'H52 Hochstegen' lot, near the Brenner border, was completed on schedule, just a few days after the end of construction in the 'H71...