Ongoing protests resulted in tires and large rocks being placed in the carriageway by joining protesters.
The route was declared open and clear by Vosman SAPS commander around an hour ago.
Motorists should however be cautious in the area where protests flare up sporadically.
N4 closed at Vosman due to protest on highway
Protest action cleared on the N4 at Mathews Phosa St, eMalahleni. Traffic moving slowly due to back up.
— TRAC N4 Toll Route (@TRACN4route) January 9, 2017