The police have erected barriers to keep any protests far from the Olympic village or stadium.

The police quickly erected barricades around Times Square to keep people from treading across the water.

Outside the bar, the police erected barricades and were preparing for the evening's crowd.

The police erected barricades at the front of the store to prevent passers-by from being injured by the glass.

Eventually, the police erected heavy barriers on the busy street in front of the embassy, and assigned more policemen to patrol the area.

Despite the slow day, police erected barricades all around the exchange as a precaution against terrorists.

The police have erected a barricade across the road.

The police erected a simple line made from chains in an attempt to protect the shipment and keep the two groups apart.

After this, the police erected a barrier at each end of Obins Street.

To maintain crowd control the police erect high stands that are connected by radio transmitters.