第一项始终是图钉的来源。总体可信度是各份资料对上方所用开始和结束时间支持程度的加权平均；资料每比最新的一份旧 180 天，权重减半。
按计划日期给出，来源称：“该项目预计于 2033 年前完工。”
Opened operator press kit confirms active construction, July 2026 progress, workforce and planned 2033 completion.[1]
Opened 2026-11-13: Figure 1 gives Lyon-Turin rail link total estimated cost EUR 11.1 billion (latest official estimate); Table 1 gives EUR 11,828 million at 2019 values; Table 2 gives estimated opening 2033.[1]
有遗漏或错误吗？用你自己的话说明：能佐证此图钉的链接、不同的开始或结束日期及理由，或缺失、有误的信息。AI 会对照此图钉的来源进行核实，搜索更好的来源，并添加任何支持你说法的页面。图钉自身的来源仍然最重要。AI 也会查看图片：显示的是别的东西或显示效果差的图片会被移到后面或替换。
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.”
Freight between France and Italy through the Alps moves largely by road, and the existing line limits capacity and travel time; the tunnel is expected to shift freight from road to rail, increase the line's capacity and cut travel time significantly.
How: A 57.5 km rail base tunnel beneath the Alps on the cross-border section, letting trains run on a plain level line.
原标题: Lyon-Turin Base Tunnel Targeted for 2033 Completion