Legacy - Volume 3, Number 2 - (Page 19)

Trend tracker “We’re creating a community identity through aesthetic treatments and signature elements within the central island, along with landscaping, decorative lighting, patterned concrete and other elements,” says Bixby. Safety and ease of operation are just two of the factors in efforts to bring roundabouts to the Midwest. CTE’s Matt Rempfer, P .E., is taking the lead on roundabouts and sees new trends on the horizon. “Roundabouts will take off in such areas as diamond interchanges on rural interstates,” says Rempfer. “Replacing the interchange with roundabouts on each side increases safety and capacity, while requiring less bridge structure, as roundabouts don’t require left-turn lanes on the approaches. This is key, as bridges continue to age and are replaced—a narrower bridge is a considerably less expensive option.” The roundabouts’ already measurable success and cost-saving potential may be all the motivation Americans need to embrace the modern roundabout. “This trend is ready to really take off,” Bixby says. “Once it does, the opportunities to implement roundabouts on roadways throughout the United States will be endless.” L (From left to right): Lisa Candelaria, Jennifer Bixby, Joe Gillis and Kate Noteboom are working on roundabouts in Arizona. Low landscaping maintains approaching vehicle sight lines. The central island presents a unique opportunity to provide gateway features. The truck apron accommodates large vehicle turning radii. Legacy—VOLUME 3: NUMBER 2, 2008 19

Table of Contents Feed for the Digital Edition of Legacy - Volume 3, Number 2

Legacy - Volume 3, Number 2 Contents In the Zone Gaining Altitude Six to Go: Planning Projects Promise Increased Mobility Women's Development Forum On the Move in the Southeast Protecting the World's Future Making the Grade Coming to America A Dedication to Development Looking to the Skies Spotlight on People and Projects An Aviation Innovation

Legacy - Volume 3, Number 2

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