 All structures in that area were protected and there were no reported injuries. After forward progress was stopped, crews stayed on the scene to mop up. The cause has not been identified. Central Arizona crews were also busy with a two-vehicle accident in Chino Valley at around 11.30 Monday morning. Traffic was diverted onto Highway 89 at Road 1 North, which was closed to traffic. Officials say both vehicles suffered heavy damage, but none of the occupants required hospitalization.