When you see this black and yellow sign, it means: Image: https://www.dmv-written-test.com/images-car/pennsylvania-directional_arrow_right.png

1. The road to the right is for one-way traffic only.
2. That due to upcoming roadwork, there is a detour to the right.
3. Slow down because the road ahead changes direction at an extreme angle.
4. There is a crossroad to your right.