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Roundabout Resources
Lee Engineering is a firm believer in the applicability of roundabouts as a solution to intersection capacity and safety problems. We have been active in the roundabout communities in Texas and Arizona, and can assist you with many facets of a roundabout project.
If you are interested in a roundabouts and would like more information, or would like to arrange for an informational background presentation to stakeholders in your area, please contact Kelly Parma or John Denholm at 972.248.3006.
Lee Engineering Resources:
- Roundabout Background Information and Southlake Case Study Presentation ~ 1.4 mb PDF file
- Going Around the Neighborhood - A Roundabout Case Study in Texas. ITE Paper Published in 2006 authored by Kelly Parma and John Denholm of Lee Engineering.
- Aerial video of Southlake Roundabout showing flow rate of approximately 1,700 entering vehicles per hour. This file is a 9mb .wmv video file. (All videos work better if downloaded locally first).
- Ground level video of Southlake roundabout. This file is a 17 mb .mpg file.
- Lone Star Roads LTAP Newsletter focusing on Roundabouts. Includes an article written by Kelly Parma and John Denholm of Lee Engineering. ~ 3.0 mb PDF file.
External Resources:
- Fire Department testimonial about roundabouts. This video is courtesy Ken Sides of Clearwater Beach Florida. This file is a 20 mb .avi file playable in Windows Media Player. Download video to your computer before playing.
- Bicycle and Pedestrian Crossings at Modern Roundabouts - 600k PDF - Arizona DOT Handout
- Wastenaw County Michigan Roundabout Website - great collection of information and links.
- Arizona DOT Roundabout Website - Lots of good information, numerous instructional videos etc
- New York State DOT Roundabout Website
- FHWA Roundabout Guide
- Kansas Roundabout Guide
- NCHRP Report 572 - Roundabouts in the United States - Most comprehensive research report on roundabouts within the United States to date.
Dallas-Fort Worth Area Roundabouts:
This page is a work in progress and will be updated periodically. Last update 8-28-08