In other words, some traffic movements MUST stop to allow others to flow. This is not necessarily the case with a roundabout. Under most traffic conditions a roundabout will outperform all other forms of traffic control. The operation of a roundabout intersection is less costly than a signal. There is no electricity required to run a signal system, no bulbs to change, no controller upgrades or other needs that are inherent with a signal.
Roundabouts offer the opportunity to enhance the landscape of the roadside environment.
The central island can be landscaped. Additionally, less delay result in fewer vehicle emissions and a cleaner environment. You will be directed to the right of the central island. Slow down, watch for pedestrians and bicyclists. Be prepared to stop if necessary.