Roads will be closed around the FNB Stadium when Lady Gaga performs there on Friday night, Johannesburg metro police said.
The Soweto Highway would be closed between the N1 and Mentz Road from 6pm until midnight, spokesman Chief Superintendent Wayne Minnaar said on Thursday.
Nasrec Road would be closed between the N17 and Rand Show Road.
Concert-goers were advised to park in Shareworld Road and at Nasrec. About 65 000 people were expected at the concert.