Several motorists informed newsmen that the security operatives were deployed around midnight.
The Police Public Relations Officer, Muyiwa Adejobi, did not respond to calls on Monday morning.
However, both the military and the police authorities had warned several times last week that they would not allow another round of protests to take place.
The #EndSARS protests, which took place in October, were hijacked by hoodlums leading to destruction of properties and loss of lives.
Thousands of prisoners were also set free during the riots that followed.