There were no barricades... There were downed power lines in the roads, blocking traffic. Many of these power lines were in the outbound lanes. The AP article

There were no barricades... There were downed power lines in the roads, blocking traffic. Many of these power lines were in the outbound lanes. The AP article cited for the claim that there were barricades shows officers directing evacuees around a downed power line while utility workers try to remove it from the road.