Glossary
What Is the Zipper Principle?
The zipper principle, sometimes called the gear principle, is used in heavy traffic when two lanes merge into a single lane. The core idea is to alternate vehicles—one from the left lane, one from the right—just like the links of a zipper.
Why Use the Zipper Principle?
How Does It Work in Practice?
The goal of the zipper principle is to maintain smoother traffic flow and reduce the risk of congestion when lanes merge. By cooperating and taking turns, everyone benefits from a safer and more efficient driving experience.