Waterview Tunnel

The Waterview Connection is a motorway section through west/central Auckland, New Zealand. It connects State Highway 20 in the south at Mt Roskill to State Highway 16 in the west at Point Chevalier, and is a part of the Western Ring Route. The Waterview Connection is 4.5 km long, of which 2.5 km are in the form of twin tunnels. The Waterview Tunnel supersedes the Lyttelton Road Tunnel as New Zealand's longest road tunnels. By 2026, the link is expected to carry 83,000 vehicles a day. There are three lanes of traffic in each tunnel.

Google Maps ↗ Wikipedia ↗

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

Other tunnels in New Zealand

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