The first entry is always the pin's source. Overall confidence is a weighted average of how firmly each reference supports the start and end times used above; a reference counts half as much for every 180 days older than the newest.
Given as scheduled, per the source: "The project is expected to be completed by 2033."
Opened operator press kit confirms active construction, July 2026 progress, workforce and planned 2033 completion.[1]
Something missing or wrong? Say it in your own words: a link that backs this pin up, a different start or end date and why, or a fact it lacks or gets wrong. The AI checks it against this pin's sources, searches for better ones, and adds any page that backs you up. The pin's own sources still count most. A picture that shows something else, or shows it badly, is looked at too, and moved down or replaced.
Demonstrated in July 2026: 11 above- and below-ground sites, including four base-tunnel excavation sites.
“Ouverture de 11 chantiers pour des travaux à ciel ouvert et souterrains, dont 4 chantiers pour”
Target completion
“avec ses 57,5 km, sera le plus long tunnel ferroviaire du monde. La date d'achèvement est prévue en 2033.”