Roundabout Practices (2016) / Chapter Skim
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Pages 38-42
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From page 38... ...
38 APPENDIX A Summary of Statewide Roundabout Policies State Policy Type Policy Text Policy Source Alabama None N/A N/A Alaska Preferred "Roundabout First" policy. Requires designers to provide a written justification of any decision to install a traffic signal instead of a single lane roundabout.
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From page 39... ...
39 State Policy Type Policy Text Policy Source Indiana Encourage A roundabout should be considered as one potential intersection option within an INDOT-sponsored or -funded planning study or project since it offers improved safety, cost savings, and enhanced traffic operations. This includes a proposed freeway interchange where an at-grade intersection currently exists or will be created at the ramp terminals.
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40 State Policy Type Policy Text Policy Source Minnesota Evaluate In general terms, any intersection -- whether in an urban or rural environment -- that meets the criteria for additional traffic control beyond a thru stop condition, also qualifies for evaluation as a modern roundabout. Therefore, in any planning process for an intersection improvement where a traffic signal or a 4-way stop is under consideration, a modern roundabout should likewise receive serious consideration.
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41 State Policy Type Policy Text Policy Source Oklahoma None N/A N/A Oregon Encourage Asks everyone to give serious consideration to intersection control alternatives beyond merely traffic signals. Intersection Control Using Roundabouts (81)
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From page 42... ...
42 State Policy Type Policy Text Policy Source Wisconsin Evaluate If an intersection warrants a signal or a four-way stop within the design life of the proposed project, the modern roundabout shall be evaluated as an equal alternative. Where there is an existing four-way stop or signal and there are operational problems with the current control, then the roundabout shall be considered as a viable alternative.
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