1906
120th anniversary
OpeningSwitzerland
Simplon Tunnel Opens
Simplon Railway
Brig
August 27, 1906
Summary
The Simplon Tunnel under the Alps linked Switzerland and Italy, the world's longest tunnel at the time.
Full Story
Engineered by Alfred Brandt, this 19.8 km double-track bore overcame extreme heat, water inflows, and rockfalls using innovative ventilation and cooling systems. It slashed travel time between northern Europe and Milan, boosting trade and tourism. The tunnel's completion symbolized international cooperation between Swiss and Italian teams and remained a vital artery until modern high-speed upgrades.
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Quick Facts
- Date
- August 27, 1906
- Event Type
- Opening
- Country
- Switzerland
- Years Ago
- 120
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