Terrace Motorway Tunnel
| Overview | |
|---|---|
| Location | Wellington City, New Zealand |
| Route | State Highway 1 (Wellington Urban Motorway) |
| Operation | |
| Opened | 1978 |
| Owner | New Zealand Transport Agency |
| Operator | New Zealand Transport Agency |
| Technical | |
| Length | 460 metres (1,510 ft) |
| No. of lanes | Three (two northbound, one southbound) |
| Operating speed | 70 km/h (43 mph) |
| Tunnel clearance | 26 ft (7.9 m) |
| Width | 42 ft (13 m) |
The Terrace Tunnel takes the Wellington Urban Motorway (SH1) under The Terrace in central Wellington, New Zealand. Opened in 1978, it is 460 metres in length.