02/05/2013. Employees of the Tshwane Metro Police Department spent the day outside the Metro Police Head Offices in WF Nkomo (Church) street in protest against the new shift system that was rolled out on Wedneday. Picture: Oupa Mokoena Picture: Oupa Mokoena

Johannesburg - A truck carrying cement overturned in Midrand, between Johannesburg and Pretoria, on Thursday, Johannesburg metro police said.

“Motorist are advised to use the Old Johannesburg Road as an alternative. All lanes on the N1 north heading to Pretoria are closed,” said spokesman Chief Superintendent Wayne Minnaar.

He said a passenger in the truck suffered minor injuries.

Minnaar said the cause of the accident would be investigated.

Sapa