There is a recent trend of building roundabouts on high‐speed roads, often with the
considerable presence of heavy vehicles. With the increased presence of trucks on …

Roundabouts increasingly are used as alternatives for signalized and stop-controlled
intersections in the United States, where nearly 200 new roundabouts are constructed every …

In Indiana, roundabout construction recently commenced on high-speed roadways (ie, with
posted speed limits of 50 mph or higher), many carrying significant truck traffic. Studies show …

This study examines the effect of heavy vehicles (trucks) on the entry capacity of
roundabouts. Vehicle movements were observed at 11 roundabouts in Vermont, Wisconsin …

There is considerable evidence that roundabouts are the safest and most efficient form of
traffic control for most intersections. The potential use of roundabouts with all their inherent …

In 1995, VicRoads, the State Road Authority, was faced with a decision to upgrade an
existing highly congested two-lane roundabout in the fast growing outer suburbs of …

Roundabouts are classified as alternative intersection forms because they provide
operational conditions not found at conventional intersections (eg, a low-speed environment …

The study of gap acceptance behavior at roundabout entries is important for both capacity
and safety analysis. Although considerable research exists on the relative size of vehicular …

The capacity for single lane roundabouts in the US is currently not well documented due to a
limited number of sites and their short histories. A detailed database has been developed for …

Roundabouts have become increasingly popular in recent years as an innovative
operational and safety solution at both low volume and high volume intersections. And while …