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Barrier Highway is a highway in 
South Australia
South Australia (commonly abbreviated as SA) is a States and territories of Australia, state in the southern central part of Australia. With a total land area of , it is the fourth-largest of Australia's states and territories by area, which in ...
and New South Wales
New South Wales (commonly abbreviated as NSW) is a States and territories of Australia, state on the Eastern states of Australia, east coast of :Australia. It borders Queensland to the north, Victoria (state), Victoria to the south, and South ...
, and is designated part of route A32. The name of the highway is derived from the Barrier Ranges, an area of moderately high ground in the far west of New South Wales, through which the highway traverses.
Route
Barrier Highway branches off Horrocks Highway at Giles Corner, between Riverton and Tarlee and heads northeast, crossing the border intoNew South Wales
New South Wales (commonly abbreviated as NSW) is a States and territories of Australia, state on the Eastern states of Australia, east coast of :Australia. It borders Queensland to the north, Victoria (state), Victoria to the south, and South ...
and passing through Broken Hill
Broken Hill is a city in the Far West (New South Wales), far west region of outback New South Wales, Australia. An inland mining city, it is near the border with South Australia on the crossing of the Barrier Highway (A32) and the Silver City Hi ...
. It continues further east to Wilcannia where it crosses the Darling River
The Darling River (or River Darling; Paakantyi: ''Baaka'' or ''Barka''), is the third-longest river in Australia, measuring from its source in northern New South Wales to its confluence with the Murray River at Wentworth. Including its long ...
, past Cobar
Cobar is a town in Outback New South Wales, Australia, whose economy is based mainly upon base metals and gold mining. The town is by road northwest of the state capital, Sydney. It is at the crossroads of the Kidman Way and Barrier Highwa ...
to eventually end in Nyngan, where it joins Mitchell Highway. The area traversed by the highway is remote and very sparsely settled.
History
The passing of the ''Main Roads Act of 1924'' through theParliament of New South Wales
The Parliament of New South Wales, formally the Legislature of New South Wales, (definition of "The Legislature") is the bicameral legislative body of the Australian state of New South Wales (NSW). It consists of the Monarch, the New South Wa ...
provided for the declaration of Main Roads, roads partially funded by the State government through the Main Roads Board (later Transport for NSW
Transport for NSW (TfNSW) is a Government of New South Wales, New South Wales Government transport services and roads List of New South Wales government agencies, agency established on 1 November 2011. The agency is a different entity to the NSW ...
). Barrier Highway was declared (as Main Road No. 8) on 8 August 1928, from the intersection with North-Western Highway (today Mitchell Highway) in Nyngan, via Cobar, Willcannia, and Broken Hill, to the border with South Australia; with the passing of the ''Main Roads (Amendment) Act of 1929'' to provide for additional declarations of State Highways and Trunk Roads, this was amended to State Highway 8 in April 1929.
The highway was fully sealed in October 1972.
The passing of the ''Roads Act of 1993'' through the Parliament of New South Wales
The Parliament of New South Wales, formally the Legislature of New South Wales, (definition of "The Legislature") is the bicameral legislative body of the Australian state of New South Wales (NSW). It consists of the Monarch, the New South Wa ...
, updated road classifications and the way they could be declared within New South Wales. Under this act, Barrier Highway today retains its declaration as Highway 8, from Nyngan to the state border with South Australia.
Barrier Highway was signed as National Route 32 across its entire length in 1955. With both states' conversion to their newer alphanumeric systems in 1998 and 2013, its former route number was updated to A32 for the highway within South Australia in 1998, and within New South Wales in 2013.
Major intersections
See also
*Highways in Australia
Highways in Australia are generally high capacity roads managed by states and territories of Australia, state and territory government agencies, though Australia's federal government contributes funding for important links between capital cit ...
* List of highways in New South Wales
* List of highways in South Australia
South Australia is distinctly divided into two main areas; the well watered and populated southeastern corner and the arid outback for the rest of the state. As a result, highways are concentrated mainly in the southeast. The Eyre Highway to ...
References
{{Road infrastructure in South Australia Far West (New South Wales) Highways in New South Wales Highways in South Australia