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Roundabout Practices (2016) / Chapter Skim
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Pages 32-33

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From page 32...
... 32 multilane roundabouts averaging $249,000, $1.30 million, and $2.05 million, respectively. • The majority of reporting states have public education materials to support roundabout projects.
From page 33...
... 33 of the modifications involved reducing the number of lanes owing to excess capacity at multilane facilities that were overbuilt. Largely because of this experience, all seven interview participants indicated they use a phased approach to roundabout implementation and are actively attempting to size their initial constructed configuration for the vehicle demand that will be present at the intersection in the immediate and near future.

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