Johannesburg - Three people were killed when their minibus taxi crashed on the N1 north near the Grasmere toll plaza on Thursday night, Johannesburg emergency services said.

The taxi caught fire after it overturned, spokesman Robert Mulaudzi said.

The three were burnt beyond recognition. Thirteen people were injured and taken to Chris Hani Baragwanath Hospital.

The cause of the accident was not known and no other vehicles were involved.

Sapa