U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
202-366-4000
Federal Highway Administration Research and Technology
Coordinating, Developing, and Delivering Highway Transportation Innovations
| Project Information | ||
| Project ID: | FHWA-PROJ-10-0066 | |
| Project Name: | Field and Safety Evaluation of Mini-Roundabouts | |
| Project Status: | Active | |
| Start Date: | October 1, 2010 | |
| End Date: | October 1, 2015 | |
| Contact Information | ||
| Last Name: | Zhang | |
| First Name: | Wei | |
| Telephone: | 202-493-3317 | |
| E-mail: | wei.zhang@dot.gov | |
| Office: | Office of Safety Research and Development | |
| Team: | Roadway Team [HRDS-10] | |
| Program: | Turner-Fairbank Highway Research Center | |
| Laboratory: | Human Factors Laboratory | |
| Project detail | ||
| Roadmap/Focus area(s): | Intersections | |
| Project Description: | This project plans to accomplish:(1) Field evaluation of five existing sites.(2) Marketing material and video for new installations.(3) Field evaluation and crash comparison of expected 10 new sites. | |
| Goals: | The key project objective is safety congestion reduction. | |
| Field Test: | Yes | |
| Product Type: | Research report Technical report | |
| Test Methodology: | Before-and-after field study | |
| Expected Benefits: | Reduce congestion, improve safety. | |
| Deliverables: | 1. Name: Draft report of field evaluation of existing site and design considerations submitted May 16, 2010. Product Type(s): Research report, Technical report Description: The products are documented findings of five mini-roundabouts constructed before start of this contract. 2. Name: Draft summary report of field evaluation of new sites due February 27, 2013. Draft summary report of field evaluation of all sites due November 27, 2015. Product Type(s): Research report, Technical report Description: The products are document findings of before-and-after operational evaluation of at least 10 mini-roundabouts. 3. Name: Draft crash analysis report December 30, 2015. Product Type(s): Research report, Technical report Description: The products are document findings of before-and-after crash analysis. | |
| Project Findings: | Mini-roundabout design has been proven effective in eliminating traffic congestion on all-way stop-controlled (AWSC) intersections. | |
| FHWA Topics: | Safety--Local and Rural Road Safety | |
| TRT Terms: | Roundabout Multiway Yield Signs Pedestrian Safety Cyclist Research Safety Traffic Congestion |
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| FHWA Disciplines: | Safety |
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| Subject Areas: | Safety and Human Factors Transportation (General) |
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