The work will take place over six-month intervals each year until 2028 and is expected to impact both passenger and freight traffic on the route.
Austrian State Railways have published the infrastructure works plan for this year.
The adjustment aims to make rail freight transport more cost-effective and encourage its use on this cross-border corridor.
The project aims to provide a seamless transition from the existing TVM 430 system without disruption to the 24/7 operation of the tunnel.
The new concrete carriageway promises smoother journeys, reduced maintenance, and enhanced freight capacity.
Full reopening for passenger and freight trains is expected on the 2 September 2024.
These segments are crucial for the inner lining of the tunnel's main sections.
An overview of the most ambitious tunnels currently built on the old continent.
This technology aims to increase productivity by 40%, cut installation costs by 30%, and reduce embodied carbon by minimizing construction equipment movement.
HS2 has now completed 29 miles of bored tunnels for the new high-speed rail link between Birmingham and London.
This achievement follows closely on the heels of the arrival of its twin, Florence, and symbolizes the end of an extensive excavation process that has spanned nearly three years.
The incident led to a comprehensive response from emergency services, police, and the National Accident Investigation Board.
Scheduled for completion in 2026 the initiative promises to connect Krakow and Nowy Sącz in just 60 minutes.
Giant tunnelling machine - called 'Florence' - completes 16km journey under the Chilterns in 2 years and 9 months.
SBB will introduce additional weekend passenger trains and a new early morning commuter train from Ticino, as well as increased capacity for freight trains.
This progress marks a key stage in the construction of HS2, the longest tunnel to improve the UK's rail infrastructure. The project also has a strong environmental focus.
After two decades of construction and an investment of 4 billion euros, Spain has completed one of its most extensive and intricate engineering projects: the Pajares tunnel.
The closures, caused by a landslide and derailment, respectively, require rapid solutions to avoid long-term impacts on rail freight operations.
Germany's longest railway tunnel is to be built in the eastern Ore Mountains and will significantly shorten the journey time between Dresden and Prague.
SBB estimates that the Gotthard Base Tunnel will not be fully operational for passenger and freight trains until September 2024.