An intersection is considered to be:

1. 1An intersection, junction, or branching of roads at the same level, the boundary of which is the imaginary lines between the start of the roundings of the carriageway edges of each of the roads, and which is not an exit from adjacent areas.
2. 2A place where a road crosses over another road (railway) at different levels by means of an overpass.
3. 3The place where an exit from an adjacent area adjoins the road.
4. 4The answers specified in items 2, 3.