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  1. Roundabout - Wikipedia

    A roundabout in southern Zagreb, Croatia features tram tracks passing through, curving at a 90° angle, as well as a full tram mini-roundabout inside the middle road island.

  2. Roundabouts | FHWA

    Feb 6, 2025 · Roundabouts are a Proven Safety Countermeasure because they can substantially reduce crashes that result in serious injury or death. Roundabouts can: PDF *Please note that this graphic is …

  3. How Roundabouts Work - HowStuffWorks

    As you approach a roundabout in your car, you'll notice a yellow, diamond-shaped sign with a circle of arrows denoting the roundabout ahead. It will also have suggested speed, usually around 20 to 30 …

  4. Do You Stop at a Roundabout? The Rules Explained

    Dec 15, 2025 · A roundabout is a circular intersection where traffic moves in one direction around a central island, designed primarily to keep vehicles flowing and reduce severe crash types. This …

  5. How to Use a Roundabout Correctly: Traffic Rules & Signaling

    Nov 18, 2024 · If it’s unsafe to exit, circle around the roundabout and try again. As you leave, join traffic flow at a safe speed, and keep an eye on road signs and anyone on foot or bike.

  6. Roundabouts | WSDOT

    What is a roundabout? A modern roundabout is a circular intersection where drivers travel counterclockwise around a center island. There are not traffic signals or stop signs in a modern …

  7. Roundabouts in Modern Infrastructure: Definition, Uses ...

    Jan 25, 2025 · Vehicles enter and exit through connecting roads without the need for traffic signals, yielding to the traffic already circulating within the roundabout. Unlike traditional intersections, …