Video on the rebuilding project
The great Albula Tunnel project begins
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The major Albula Tunnel II project constitutes yet another history-making highpoint for the Rhaetian Railway. The following two tables include the main completion deadlines, along with other key facts and figures.
Facts and figures | |
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Planning and completion | 15 years (2011–2025) |
Construction period | 8.5 years |
Length of Albula Tunnel II (new construction) | 5,860 m |
Length of Albula Tunnel I (existing structure) | 5,864 m |
Transverse access links to safety tunnel | 12 |
Height of tunnel from top edge of rail (opening) | 5,44 m (9,52 m) |
Inner width of tunnel (opening) | 5,76 m (7,67 m) |
Maximum cross-sectional area of opening | 58,39 m² |
Free cross-sectional area of tunnel | 26,88 m² |
Maximum altitude | 1,821 metres above sea level |
Maximum top speed in tunnel | 120 km / h |
Total cost of project | CHF 345 million |
Finance | federal government 85%, canton 15% |
Volume of excavation | 244,000 m3 (solid material) |
Trains per year | 15,215 |
Annual passenger traffic | 1.15 million |
Various drilled samples of the geological layers of the Albula massif.
Deadlines | |
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Preparation work | 2014 |
Cutting of first turf | 25.6.2014 |
Main preliminary operations | 2015 – 2018 |
Completion of tunneling | 2.10.2018 |
Internal construction work | 2018 – 2022 |
Inauguration of Albula Tunnel II | 2023 |
Reconstruction of Albula Tunnel I | 2023– 2024 |
Completion of project | 2025 |