Princes Motorway is a 62-kilometre (39 mi) predominantly dual carriage untolled motorway that links Sydney to Wollongong and further south through the Illawarra region to Oak Flats. Part of the Australian Highway 1 network, the motorway is designated route M1.
The Western Bypass is a section of the N1 and the Johannesburg Ring Road located in the city of Johannesburg, South Africa. Known at the time as the Concrete Highway, the freeway was initially opened in 1975 as a route to avoid the city centre of Johannesburg and to provide access to the western areas of the Witwatersrand. From the south, the Western Bypass begins at the Diepkloof Interchange in Soweto, where it splits from the N12 freeway and ends at the Buccleuch Interchange, where it merges with the N3 Eastern Bypass, M1 South and N1 Ben Schoeman freeways.
The suburbs of Johannesburg are officially demarcated areas within the City of Johannesburg Metropolitan Municipality, South Africa. As in other Commonwealth countries, the term suburb refers to a "neighbourhood", although in South Africa most "suburbs" have legally recognised borders and often separate postal codes. The municipal functions for the area, such as municipal policing and social services, are still managed by the city government.
The R29 is a provincial route in South Africa that connects Johannesburg with Leandra and Kinross via Germiston, Boksburg, Benoni and Springs. For much of its route it is named Main Reef Road. The R29 used to end near the Golela border post, however the section from Evander to Ermelo is now part of the N17 and the section from Ermelo to the Golela border post just after Pongola is now part of the N2.
The R41 is a provincial route in Gauteng, South Africa, that connects Johannesburg with Randfontein via Roodepoort.
The M2 is a major highway and metropolitan route in Greater Johannesburg, South Africa. It is named the Francois Oberholzer Freeway. It runs just to the south of the Johannesburg Central Business District eastwards where it connects with the N3 and enters Germiston, ending near its CBD. The north–south M1 intersects with the M2 just to the south-west of the Johannesburg CBD.
The N4 is a national route in South Africa that runs from Skilpadshek on the Botswana border, past Rustenburg, Pretoria, eMalahleni and Mbombela, to Komatipoort on the Mozambique border. The entire route is a toll road.
Sydney Bypass refers to a number of roads, existing and proposed, that motorists can use to avoid the congested approaches to the Sydney central business district (CBD). The main bypasses are:
State Highway 74 is a state highway in New Zealand servicing the eastern suburbs of Christchurch. Mostly two-lane, it is composed of limited-access expressways, with part of the highway as the Christchurch-Lyttelton Motorway, and connects the city to its port town of Lyttelton.
The Ben Schoeman Freeway or Ben Schoeman Highway is the main freeway between Johannesburg and Pretoria, and consists of portions of the M1, N1, and N14. Opened in 1968, it is named after former Minister of Transport Ben Schoeman, and is undoubtedly the busiest road in South Africa.
Jan Smuts Avenue is a major street in Johannesburg, South Africa. It begins in Randburg, and passes through important business areas like Rosebank. It passes the Johannesburg Zoo, Zoo Lake and Wits University before becoming Bertha Street, and the Nelson Mandela Bridge near the Johannesburg CBD. It has been described as "the most important road for a tourist" in Johannesburg. It forms part of Johannesburg's M27 route.
The M9 is a major metropolitan route in the City of Johannesburg, South Africa. Passing through the heart of the Witwatersrand, it connects the southern suburbs of Johannesburg via the centre of Johannesburg, with the northern suburbs and business centres of Rosebank and Sandton before ending in the outer northern suburbs.
M11 is a major metropolitan route in Greater Johannesburg, South Africa. Historically it was part of the main road between Johannesburg and Pretoria; it now runs through the central and north-eastern parts of the city from Bassonia, passing through Johannesburg CBD and Hillbrow, passing through numerous older suburbs, including Houghton and Orange Grove and the Alexandra Township as Louis Botha Avenue, before it becomes the Old Pretoria Road (R101) and continues to Midrand and Pretoria.
M27 is a major road in the City of Johannesburg, South Africa. A large part of the route is named Jan Smuts Avenue which is roughly 12 km long. It begins in the southern suburb of Booysens and heads northwards through the Johannesburg CBD and the northern suburbs of Randburg.
M16 is a metropolitan route in the Greater Johannesburg metropolitan area, South Africa. It begins in the north-western suburb of Greenside and heads eastwards through some of Johannesburg's northern suburbs and through Edenvale to end at the East Rand town of Kempton Park.
The M31 is a metropolitan route in the City of Johannesburg, South Africa. The road connects the southern suburbs of Alberton with Johannesburg's northern suburbs. The route's eastern bypass in the Johannesburg CBD connects the M2 motorway at the Heidelberg Interchange with M1 North motorway in Houghton and then the route follows the M1 motorway northwards until the M31 ends in Bramley.
M71 is a major metropolitan route in the City of Johannesburg, South Africa. Starting in the northern CBD, it connects the centre of Johannesburg with the northern suburbs before ending in the outer northern city of Midrand.
The M10 is a long metropolitan route in Greater Johannesburg, South Africa. It connects Lenasia with Johannesburg Central via Soweto.
The M18 is a long metropolitan route in Greater Johannesburg, South Africa. It connects Krugersdorp with Bruma via Constantia Kloof, Florida, Auckland Park, Braamfontein and Observatory.
The M20 is a short metropolitan route in the Greater Johannesburg metropolitan area, South Africa. It connects Randburg in the western part of Johannesburg with Edenvale in the east.
N1 Western Bypass and 
N3 Eastern Bypass near Buccleuch
R55 Woodmead Drive
M60 Marlboro Drive
M40 Grayston Drive
M30 Corlett Drive
M31 Atholl-Oaklands Road
M20 Glenhove Road Extension
R25 11th Avenue (M1 Northbound only)
M16 Riviera Road
M9 Oxford Road (M1 Northbound Only)
M27 Jan Smuts Avenue 
M71 Empire Road
M10 Smit Street
M2 Village Road Selby and M2 Motorway
M17 Xavier Road
R553 Golden Highway (M1 Southbound Only)
N12 Uncle Charlies Interchange (M1 Southbound Only)
M68 Columbine Avenue
R82 in Meredale, Johannesburg
