Waterview Tunnel
The Waterview Tunnel is a twin road tunnel in central Auckland, New Zealand. At 2,400 metres (7,900 ft) long, it is New Zealand's longest road tunnel. The tunnel, with three lanes of road vehicle traffic in each direction, connects State Highway 20 in the south at Mount Roskill to State Highway 16 in the west at Point Chevalier as part of the Waterview Connection. Its opening completed the Western Ring Route motorway system.
Alice the Tunnel Boring Machine during the construction of the Waterview Tunnel | |
| Overview | |
|---|---|
| Official name | Waterview Tunnel |
| Location | Auckland, New Zealand |
| Status | Opened 2 July 2017 |
| Route | SH 20 and SH 16 |
| Start | Point Chevalier |
| End | Mount Roskill |
| Operation | |
| Constructed | 2011–2017 |
| Operator | NZ Transport Agency |
| Traffic | Motor vehicles |
| Character | Motorway |
| Toll | Not tolled |
| Technical | |
| Length | 7,874 feet (2,400.0 m) |
| No. of lanes | 6 (3 per tunnel) |
| Operating speed | 80 km/h (50 mph) |
| Route map | |
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