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 N1 is a national route in South Africa that runs from Cape Town through Bloemfontein, Johannesburg, Pretoria and Polokwane to Beit Bridge on the border with Zimbabwe. It forms the first section of the famed Cape to Cairo Road.
The R24 is a major East-West provincial route in the Gauteng and North West provinces that links OR Tambo International Airport with Rustenburg via Johannesburg, Krugersdorp and Magaliesburg. The process of renaming the streets and freeway that form the route from Krugersdorp eastward to OR Tambo International after anti-apartheid stalwart Albertina Sisulu was completed in 2013.
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 M1 De Villiers Graaff motorway is a metropolitan route and major freeway in the City of Johannesburg, South Africa. The highway connects the southern areas with the city centre and extends further north through Sandton into the Ben Schoeman Highway towards Pretoria. Construction began in 1962 and resulted in the demolition of many properties and houses including numerous historical Parktown Mansions.
The M2 is a major highway and metropolitan route in 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 N12 is a national route in South Africa which runs from George through Beaufort West, Kimberley, Klerksdorp and Johannesburg to eMalahleni.
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. It forms the South African section of the Trans-Kalahari Corridor, which runs from Walvis Bay to Maputo, meaning that it links the east and west coasts of Southern Africa. Since the completion of the A2 through Botswana, the entire Corridor is now a world-class standard highway; it features at least one carriageway in each direction of high-speed traffic plus a paved shoulder for its entire length.
The N17 is a national route in South Africa which runs from Johannesburg to Oshoek (Ngwenya) on the border with Eswatini. It passes through Springs, Bethal and Ermelo.
M5 is a long metropolitan route in the Greater Johannesburg metropolitan area in South Africa. It starts in Ridgeway in the southern suburbs of Johannesburg. It passes through Mayfair and Brixton before travelling through Melville, Roosevelt Park, Northcliff, Blackheath and traversing the N1 Western Bypass at Randpark Ridge. It passes under the N14 freeway near Muldersdrift passing through the agricultural holding before ending at Kromdraai Road in the Lindley Agricultural Holdings. The main part of the route runs along Beyers Naudé Drive.
M7 is a metropolitan route in the Greater Johannesburg metropolitan area. The road connects Thokoza and the southern suburbs of Alberton with suburbs to the west of the Johannesburg CBD.
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 M38 is a short metropolitan route in Johannesburg, South Africa. The entire route is in the Johannesburg South area, connecting Southgate with Tulisa Park via Ridgeway. It is parallel to the Johannesburg Southern Bypass for its entire route.
The M53 is a short metropolitan route in Greater Johannesburg, South Africa. It connects Germiston with Vosloorus via Elsburg.
The M68 is a short metropolitan route in Johannesburg, South Africa. It connects the south-western part of Soweto with Mulbarton via Diepkloof, Southgate and Glenvista.
The M77 is a short metropolitan route in Greater Johannesburg, South Africa. It connects Moroka in Soweto with Roodepoort via Dobsonville. For its entire route, it is named Elias Motsoaledi Road.
The M79 is a short metropolitan route in Johannesburg, South Africa. On physical street signs, it is signposted as the M12 on the eastern part of the route.
The M31 road is a metropolitan route in the City of Tshwane in Gauteng, South Africa. It connects the southern suburbs of Centurion, from the Rietvlei Nature Reserve to Rooihuiskraal via Irene and Highveld.
M7 in Booysens 
M5 in Nasrec 
N1 near Diepkloof 
M83 in Diepkloof
M10 in Orlando 
M77 near Dobsonville 
