Complex sentence: The road itself is likely to be actually pointed in a third direction--for example, a north-south wrong-way concurrency would typically occur on a stretch of road that physically runs east-west; and vice versa.
Split into simpler sentences: The road itself is likely to be actually pointed in a third direction. For example, a north-south wrong-way concurrency would typically occur on a stretch of road that physically runs east-west; and vice versa.