M31 (Pretoria)
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.
Route
The M31 route begins just south-west of the Moreleta Park suburb in southern Pretoria, at a junction with the R50 route. It begins by heading south-west for 4.5 kilometres, forming the northern border of the Rietvlei Nature Reserve and bypassing the Rietvlei Dam, to reach a junction with the M57 route. It proceeds westwards as Nellmapius Drive to cross the R21 highway and enter the southern suburbs of Centurion. It enters the Irene Village and reaches the Irene Village Mall just after the R21 interchange, where it meets the southern terminus of the M28 route.The M31 proceeds westwards to reach a junction with the M18 route in Irene before crossing the Hennops River south of the Centurion Country Club and entering the Highveld suburb, where it meets the southern terminus of the M19 route. Still named Nellmapius Drive, the M31 proceeds westwards from Highveld to meet the M36 route before flying over the N1 highway and entering the Rooihuiskraal suburb.
Just after the N1 overbridge, the M31 reaches a junction with the R101 route. It proceeds westwards through Rooihuiskraal as Uitsig Drive for 2 kilometres to reach its end at a junction with the M37 route.