The N3 is a national route in South Africa that connects Johannesburg and Durban, respectively South Africa's largest and third-largest cities. Johannesburg is the financial and commercial heartland of South Africa, while Durban is South Africa's key port and one of the busiest ports in the Southern Hemisphere and is also a holiday destination. Durban is the port through which Johannesburg imports and exports most of its goods. As a result, the N3 is a very busy highway and has a high volume of traffic.
Edenvale is a small city on the East Rand in Gauteng, South Africa. The greater Edenvale area has an estimated population of 70,000, including Greenstone, Harmelia, Highway Gardens, Buurendal and Croydon. Edenvale is part of the Ekurhuleni Metropolitan Municipality. It lies about halfway between the O.R. Tambo International Airport and the Johannesburg city centre and is located 12 km by road from Sandton and about 9 km from the closest Gautrain station.
The R21 is a major north–south provincial route in eastern Gauteng Province, South Africa. Built in the early 1970s, it remains one of two freeways linking Pretoria with Johannesburg, via the R24. As the eastern of the two freeways, it links the Pretoria city centre with OR Tambo International Airport, the N12 freeway, and Boksburg. Between the Solomon Mahlangu Drive on-ramp in Monument Park, Pretoria, and the N12 in Boksburg, the R21 is an 8 lane highway and motorway (freeway), with 4 lanes in each direction. It has off-ramps leading to Irene, Olifantsfontein, Benoni, and Kempton Park, including a partial offramp to Atlas Road. The route intersects the N1 highway near Centurion, the R24 near the airport, the N12 and N17 in Boksburg, and the N3 near Vosloorus on the East Rand, where it ends. The section from the N12 to the N3 is not a freeway. The R21 is also designated as the P157.
The R23 is a provincial route in South Africa that links Benoni with Volksrust via Brakpan, Heidelberg and Standerton.
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 R25 is a provincial route in South Africa that connects Johannesburg with Groblersdal via Kempton Park, Bapsfontein and Bronkhorstspruit.
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 R51 is a provincial route in South Africa that connects Bapsfontein with the N3 north of Villiers, via Springs, Nigel and Balfour.
The N12 is a national route in South Africa which runs from George through Beaufort West, Kimberley, Klerksdorp and Johannesburg to eMalahleni.
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.
The M57 is a major metropolitan route in Greater Johannesburg, South Africa. A north/south route, it connects Germiston with the south-eastern suburbs of Pretoria via Kempton Park and Olifantsfontein. For most of its length, it is an alternative route to the R21 freeway.
The M14 is a short metropolitan route in the Greater Johannesburg metropolitan area, South Africa. The route connects Jeppestown with Primrose in northern Germiston.
The M39 is a long metropolitan route in Greater Johannesburg, South Africa. It connects Kyalami with Germiston via Midrand, Kempton Park & Isando.
The M40 is a metropolitan route in Greater Johannesburg, South Africa that connects Sandton with Bedfordview via Wynberg, Kew, Lyndhurst and Senderwood.
The M45 is a long metropolitan route in Greater Johannesburg, South Africa. It connects Kempton Park with Dunnottar via Benoni, Brakpan, KwaThema and Tsakane. The entire route is in the City of Ekurhuleni Metropolitan Municipality.
The M46 is a short metropolitan route in Greater Johannesburg, South Africa. It connects Tulisa Park in Johannesburg South with Springs via Germiston, Boksburg and Brakpan.
The M53 is a short metropolitan route in Greater Johannesburg, South Africa. It connects Germiston with Vosloorus via Elsburg.
The M59 is a short metropolitan route in Greater Johannesburg, South Africa. The entire route is in the western part of the City of Ekurhuleni Metropolitan Municipality, particularly in Kempton Park and Edenvale.
The M78 is a short metropolitan route in Greater Johannesburg, South Africa. It is a short route connecting Illiondale with Klopper Park in the Edenvale/Germiston area of Ekurhuleni Metropolitan Municipality.
The M99 is a short metropolitan route in Greater Johannesburg, South Africa. For its entire route, it parallels the R24 highway in the City of Ekurhuleni Metropolitan Municipality.
N3 near Modderfontein 
R25 near Greenstone Hill 
M59 in Edenvale 
M16 in Edenvale
R24 near Edenvale
M99 near Edenvale
N12 near Edenvale
M52 near Germiston 
M98 in Germiston
M14 in Germiston
R29 / M57 in Germiston
M53 in Germiston
M49 in Germiston
M93 in Germiston
N17 near Germiston
M94 near Germiston
R554 / R103 near Germiston
