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| Route information | ||||
| Maintained by Johannesburg Roads Agency and Department of Roads and Transport (Gauteng) | ||||
| Length | 42.2 km (26.2 mi) | |||
| Major junctions | ||||
| South end |   R29 / M37 Shamrock Road, Primrose, Germiston | |||
 M39 Lazarus Mawela Road, Woodmere, Germiston N12, Elandsfontein, Germiston M44 Jet Park Road/North Reef Road, Elandsfontein, Germiston M41 Griffiths Road, Jet Park, Boksburg M99 Electron Avenue, O.R. Tambo, Kempton Park M16 Andre Greyvenstein Road, Rhodesfield, Kempton Park M32 Petrus "Chilly" Magagula Road, Kempton Park M32 Plane Road, Kempton Park M96 Long Street, Kempton Park M90 C.R.Swart Drive, Kempton Park M45 Van Riebeeck Road, Kempton Park M89 Elgin Road, Birchleigh, Kempton Park M43 Vlei Street, Glen Marais, Kempton Park R23 High Road, Esselen Park, Kempton Park R25 Modderfontein Road, Esselen Park, Kempton Park R562 Winnie Madikizela-Mandela Road, Tembisa M31 Nellmapius Drive, Irene | ||||
| North end |  M10 Solomon Mahlangu Drive, Waterkloof, Pretoria | |||
| Location | ||||
| Country | South Africa | |||
| Major cities | Germiston, Kempton Park, Thembisa, Olifantsfontein, Pretoria | |||
| Highway system | ||||
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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.