Where this is a problem, drive a little closer to the center of the road. Before you back into an area, get out and check for overhanging objects, such as trees, branches, or electric wires. It's easy to miss seeing them while you are backing. Space Below Many drivers forget about the space under their vehicles. That space can be very small when a vehicle is heavily loaded.
Railroad tracks can stick up several inches.
This is often a problem on dirt roads and in unpaved yards where the surface around the tracks can wear away. Don't take a chance on getting hung up halfway across. Drainage channels across roads can cause the end of some vehicles to drag. Cross such depressions carefully. The space around a truck or bus is important in turns.