Road ecology blog: Pulling someone out of the ditch, Yellowstone National Park, Wyoming, USA. With the snow covered road it is often not possible to see where the pavement ends and where the ditch begins.... once the right tires go off the surface it is too late and the vehicle slides off the road. In this type of situation it is best to look at the yellow center line (when visible) and use that to pick your line rather than picking your line on where you think the edge of the road is. Note the elk in the background, on the road, on the slope.

Pulling someone out of the ditch, Yellowstone National Park, WyoPulling someone out of the ditch, Yellowstone National Park, Wyoming, USA. It is often not possible to see where the pavement ends and where the ditch begins.... once the right tires go off the surface it is too late and the vehicle slides off the road.

Pulling someone out of the ditch, Yellowstone National Park, WyoPulling someone out of the ditch, Yellowstone National Park, Wyoming, USA. It is often not possible to see where the pavement ends and where the ditch begins.... once the right tires go off the surface it is too late and the vehicle slides off the road.

Pulling someone out of the ditch, Yellowstone National Park, WyoPulling someone out of the ditch, Yellowstone National Park, Wyoming, USA. It is often not possible to see where the pavement ends and where the ditch begins.... once the right tires go off the surface it is too late and the vehicle slides off the road. Pulling someone out of the ditch, Yellowstone National Park, WyoPulling someone out of the ditch, Yellowstone National Park, Wyoming, USA. It is often not possible to see where the pavement ends and where the ditch begins.... once the right tires go off the surface it is too late and the vehicle slides off the road. Pulling someone out of the ditch, Yellowstone National Park, WyoPulling someone out of the ditch, Yellowstone National Park, Wyoming, USA. It is often not possible to see where the pavement ends and where the ditch begins.... once the right tires go off the surface it is too late and the vehicle slides off the road. Pulling someone out of the ditch, Yellowstone National Park, WyoPulling someone out of the ditch, Yellowstone National Park, Wyoming, USA. It is often not possible to see where the pavement ends and where the ditch begins.... once the right tires go off the surface it is too late and the vehicle slides off the road. Pulling someone out of the ditch, Yellowstone National Park, WyoPulling someone out of the ditch, Yellowstone National Park, Wyoming, USA. It is often not possible to see where the pavement ends and where the ditch begins.... once the right tires go off the surface it is too late and the vehicle slides off the road.