Strand Underpass

The Strand underpass is a one-way road tunnel in central London connecting Waterloo Bridge to Kingsway near Holborn. Opened in 1964, it was built within the former Kingsway tramway subway, which closed in the 1950s. It is open to motor vehicles, pedestrians and horse riders but not cyclists as indicated on signs.

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Tunnel data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).

Other tunnels in United Kingdom

Delaware Aqueduct United States · 137 km Päijänne Water Tunnel Finland · 120 km Orange–Fish River Tunnel South Africa · 82.8 km Ishikawa Tunnel Japan · 78.5 km Brenner Base Tunnel Austria · 64 km Mont d'Ambin base tunnel France · 57.5 km Gotthard Base Tunnel Switzerland · 57.09 km Hong Kong–Zhuhai–Macau Bridge China · 55 km