Terrace Motorway Tunnel

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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)[1]
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.