One Contra Costa County city has found itself at the center of the debate over bike safety and traffic congestion — and attitudes are changing

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Rush-hour traffic moves through the intersection of Treat Boulevard and Jones Road in Walnut Creek, Calif., on Tuesday, Oct. 22, 2025. (Jane Tyska/Bay Area News Group)

Treat Boulevard in Walnut Creek is set for a redesign after bicyclists have been hit.

Originally published at Katie Lauer