State Highway 73 (New Zealand)

State Highway 73 (SH 73) is a major east-west South Island state highway in New Zealand connecting Christchurch on the east coast with Cass/Hokitika via the Southern Alps. It is mostly two lane, with some single-lane bridges north of Springfield but is mostly dual carriageway in Christchurch. The fourth and fifth-highest points of New Zealand's state highway network are on this road at Porters Pass and Arthur's Pass respectively.

State Highway 73
Route information
Maintained by NZ Transport Agency
Length231 km (144 mi)
Great Alpine Highway
Christchurch Ring Road
Inland Scenic Route between Sheffield and Waddington.
Major junctions
Northwest end SH 6 at Kumara Junction
Southeast end SH 75 (Curletts Road)/ SH 76 (Christchurch Southern Motorway) at Middleton, New Zealand
Kumara, Dillmanstown, Jacksons, Otira, Arthur's Pass, Bealey, Cass, Castle Hill Village, Springfield, Sheffield, Waddington, Darfield, Kirwee, Aylesbury, West Melton, Yaldhurst, Christchurch
Highway system
SH 71 SH 74