Swanport Bridge is a road bridge on Highway 1

Highway 1 (Australia)

Australia's Highway 1 is a network of highways that circumnavigate the Australian continent, joining all mainland state capitals. At a total length of approximately it is the longest national highway in the world, longer than the Trans-Siberian Highway and the Trans-Canada Highway...

 in South Australia

South Australia

South Australia is a state of Australia in the southern central part of the country. It covers some of the most arid parts of the continent; with a total land area of , it is the fourth largest of Australia's six states and two territories.South Australia shares borders with all of the mainland...

, spanning the Murray River

Murray River

The Murray River is Australia's longest river. At in length, the Murray rises in the Australian Alps, draining the western side of Australia's highest mountains and, for most of its length, meanders across Australia's inland plains, forming the border between New South Wales and Victoria as it...

 approximately 4 km southeast of Murray Bridge. Constructed in 1979, the bridge connects the communities of Murray Bridge and Tailem Bend

Tailem Bend, South Australia

Tailem Bend is a town on the Murray River in South Australia. The town was proclaimed in 1887, the year after the main railway came through. At the 2006 census, Tailem Bend had a population of 1,457....

.

Characteristics

The bridge itself is one kilometre in length with two lanes, one for each direction of traffic. It is constructed from prestressed concrete

Prestressed concrete

Prestressed concrete is a method for overcoming concrete's natural weakness in tension. It can be used to produce beams, floors or bridges with a longer span than is practical with ordinary reinforced concrete...

. It serves as a link between the South Eastern Freeway

South Eastern Freeway

The South Eastern Freeway is a 66 kilometre four-lane divided carriageway road in South Australia linking the Adelaide-Crafers Highway to the Princes Highway at the Swanport Bridge, a one kilometre long bridge over the River Murray, near Murray Bridge...

 to the west and the Princes Highway

Princes Highway

The Princes Highway extends from Sydney to Port Augusta via the coast through the states of New South Wales, Victoria and South Australia, a distance of 1941 km or 1898 km via the former alignments of the highway ....

 continuing to the east, and as such is an integral part of the Adelaide

Adelaide

Adelaide is the capital city of South Australia and the fifth-largest city in Australia. Adelaide has an estimated population of more than 1.2 million...

-Melbourne

Melbourne

Melbourne is the capital and most populous city in the state of Victoria, and the second most populous city in Australia. The Melbourne City Centre is the hub of the greater metropolitan area and the Census statistical division—of which "Melbourne" is the common name. As of June 2009, the greater...

transport corridor.