Dukes Highway

Dukes Highway South Australia
Northwest end Southeast end
Coordinates	35°16′20″S 139°27′35″E / 35.272343°S 139.459762°E / -35.272343; 139.459762 (Northwest end) 36°20′39″S 140°58′02″E / 36.344113°S 140.967105°E / -36.344113; 140.967105 (Southeast end)
General information
Type	Highway
Length	190 km (118 mi)[1]
Route number(s)	A8 (2017–present) Entire route Concurrencies: B57 (1998–present) (Cannawigara–Bordertown)
Former route number	National Highway A8 (1998–2017) National Highway 8 (1974–1998) National Route 8 (1955–1974)
Major junctions
Northwest end	Princes Highway Tailem Bend, South Australia
	Mallee Highway Riddoch Highway Ngarkat Highway
Southeast end	Western Highway SA/VIC border
Location(s)
Region	Murray and Mallee, Limestone Coast[2]
Major settlements	Coonalpyn, Keith, Bordertown
Highway system
Highways in Australia National Highway • Freeways in Australia Highways in South Australia
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Dukes Highway is a 190 kilometre^[1] highway corridor in South Australia, which is part of the link between the Australian cities of Adelaide and Melbourne. It is part of the National Highway system spanning Australia, and is signed as route A8.