How Sun Belt Cities are Improving Road Safety

Often car-centric, these cities in the South and West are working to make their roads safer for pedestrians, cyclists, and transit riders.

2 minute read

November 2, 2023, 11:00 AM PDT

By Diana Ionescu @aworkoffiction


Marked bike lane on wide asphalt street with palm trees and Los Angeles mountains in background.

Felipe Sanchez / Adobe Stock

As their populations—and the number of pedestrian deaths—grow, Sun Belt cities Jacksonville Tucson and Memphis are rethinking their transportation planning strategies to improve safety and mobility for their residents. An article by Dan Zukowski, Julia Himmel, and Shaun Lucas in Smart Cities Dive reveals that “Nine of the 10 most dangerous states for pedestrians are in the Sun Belt, according to a 2022 Smart Growth America report.”

The article describes the road safety efforts that three cities—Tucson, Jacksonville, and Los Angeles. In Tucson, “The city is now looking to introduce ‘road diets’ with bikeways and safer crossings, thus reducing and slowing traffic for a ‘better pedestrian experience on those roadways as well as reducing vehicular crashes,’” according to its Complete Streets program coordinator.

In car-centric Jacksonville, “The [Jacksonville Transportation Authority] is working with the city of Jacksonville, the North Florida Transportation Planning Organization and the Florida Department of Transportation to focus road construction more on people and less on automobiles as they build additional roadways” by improving pedestrian and bike infrastructure along transit corridors, among other projects.

In Los Angeles, where half of the county’s fatal and severe-injury crashes occur on 4 percent of roads, “DPW is implementing tactics to improve pedestrian safety that include curb extensions to slow vehicles making right turns, high-visibility crosswalks and traffic signals that give pedestrians extra time.” Thanks to new flexibility created by a state law that allows cities to adjust speed limits for safety, Los Angeles lowered speed limits on 177 miles of road in 2022.

Thursday, November 2, 2023 in Smart Cities Dive

portrait of professional woman

I love the variety of courses, many practical, and all richly illustrated. They have inspired many ideas that I've applied in practice, and in my own teaching. Mary G., Urban Planner

I love the variety of courses, many practical, and all richly illustrated. They have inspired many ideas that I've applied in practice, and in my own teaching.

Mary G., Urban Planner

Cover CM Credits, Earn Certificates, Push Your Career Forward

Logo for Planetizen Federal Action Tracker with black and white image of U.S. Capitol with water ripple overlay.

Planetizen Federal Action Tracker

A weekly monitor of how Trump’s orders and actions are impacting planners and planning in America.

June 11, 2025 - Diana Ionescu

Rendering of Shirley Chisholm Village four-story housing development with person biking in front.

San Francisco's School District Spent $105M To Build Affordable Housing for Teachers — And That's Just the Beginning

SFUSD joins a growing list of school districts using their land holdings to address housing affordability challenges faced by their own employees.

June 8, 2025 - Fast Company

Yellow single-seat Japanese electric vehicle drivign down road.

The Tiny, Adorable $7,000 Car Turning Japan Onto EVs

The single seat Mibot charges from a regular plug as quickly as an iPad, and is about half the price of an average EV.

June 6, 2025 - PC Magazine

White Waymo autonomous car driving fast down city street with blurred background at night.

Seattle's Plan for Adopting Driverless Cars

Equity, safety, accessibility and affordability are front of mind as the city prepares for robotaxis and other autonomous vehicles.

4 hours ago - Smart Cities Dive

Two small wooden one-story homes in Florida with floodwaters at their doors.

As Trump Phases Out FEMA, Is It Time to Flee the Floodplains?

With less federal funding available for disaster relief efforts, the need to relocate at-risk communities is more urgent than ever.

6 hours ago - Governing

People riding bicycles on separated bike trail.

With Protected Lanes, 460% More People Commute by Bike

For those needing more ammo, more data proving what we already knew is here.

June 16 - UNM News