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Paris metro expansion “Grand Paris Express” cost
Photo: Alexandre Prevot from Nancy, France · CC BY-SA 4.0

How much does the Paris metro expansion “Grand Paris Express” cost?

200 km of new automated metro lines with 68 stations

💡 200 km of new metro lines and 68 stations around Paris – Europe's largest transport project.

Answer

€36B

€36,000,000,000 · Total cost · 2021

Europe's largest transport project. Costs have more than doubled since planning in 2010.

Source: Société des grands projets (via Wikipedia)

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