Traffic Enforcement
SEPTA's bus-mounted lane enforcement cameras cut travel times by up to 6%
The AI-assisted cameras have issued nearly 200,000 citations to drivers blocking bus lanes.
After San Francisco installed traffic cameras, speeding dropped by 80%
The city was allowed to install speed cameras as part of a five-year pilot program approved by California in 2023.
California cops will start ticketing robotaxis
The California DMV issued new guidance that allows law enforcement to give autonomous cars a "notice of noncompliance" when they break traffic laws.
LA made almost $20M ticketing drivers who park in bus lanes
The city started using bus-mounted, AI-assisted cameras to cite drivers who block bus lanes in February 2025.
StreetVision tool pinpoints likely crash sites using mobile phone data
The tool can help cities quickly identify high-risk intersections and corridors and make an evidence-based case for safety interventions.
US Traffic Deaths Fell by 12% in One Year. How Did it Happen?
Biden-era investment in safe streets, shifts in travel patterns brought on by the pandemic, and increased traffic enforcement are all possible reasons why traffic deaths dropped significantly between 2024 and 2025.
Silicon Valley City Expels Automated License Plate Cameras Over Surveillance Fears
Mountain View, California voted to end their contract with Flock after residents protested the automated license plate readers.
Philadelphia Bus Lane Enforcement Cameras Issued Over 112,000 Citations in First 7 Months
The bus-mounted cameras have helped increase bus speed by 3 to 6 percent.
USDOT Blocks Federal Funding for Traffic Cameras
Applicants to the Safe Streets and Roads for All grant program will not be allowed to use funds for automated traffic enforcement.
Santa Monica Puts AI Cameras on City Vehicles to Ticket Bike Lane Blockers
The city already uses bus-mounted cameras to catch violations along bus routes.
USDOT Formally Moves to Ban DC Traffic Cameras
Despite the proven success of automated traffic enforcement in other cities, the Trump administration wants to eliminate D.C.’s speeding and red light cameras.
NYC to Expand Red-Light Camera Program, Target 'Ghost Cars'
The city plans to add 450 new cameras to catch red light violations.
New Chicago Cameras Will Automatically Ticket Drivers Parked in Bus and Bike Lanes
The city is adding cameras to transit buses as part of a pilot program aimed at stopping drivers from blocking bus lanes.
Ann Arbor Traffic Stops for Minor Offenses Drop to Zero in August
A new policy bars Ann Arbor police officers from pulling people over for minor, non-dangerous equipment violations.
Chicago Pilot Would Keep Bike and Bus Lanes Clear — Without the Police
A proposal supported by many city officials and road safety advocates would shift right-of-way enforcement to ‘Rapid Response Aides’ to free up police resources and clear blocked lanes more quickly.
Hard-to-Trace ‘Ghost Cars’ Cost NYC Over $100M in Annual Revenue
Cars with illegal or missing license plates are more likely to drive dangerously and owe unpaid fines.
What US States Can Learn from Canadian Road Rules
Our northern neighbor has managed to slash traffic deaths as U.S. traffic fatalities remain high. What do they do differently?
What Happens When a Robotaxi Gets Pulled Over?
In Phoenix, a police officer who pulled over a Waymo driving in the wrong lane was “unable to issue citation to computer.”
Studies Repeatedly Show Traffic Cameras Save Lives
Although divisive, speed and red-light cameras significantly improve road safety, but many U.S. jurisdictions remain resistant.
Vehicle-related Deaths Drop 29% in Richmond, VA
The seventh year of the city's Vision Zero strategy also cut the number of people killed in alcohol-related crashes by half.
FREE Course: Walkable City 1: Why Walkability?
After describing his path towards focusing on walkability as the essence of good planning, Jeff Speck marches through his five principal reasons for making more walkable places.
Reinventing Malls: Planning Alchemy—Turning Gray Fields Into Gold
The course focuses on the opportunities and imperatives that shape reinvention of mall sites.
City of Rosemead
Rutgers University, Edward J. Bloustein School of Planning and Public Policy
One Hundred Miles
Hunter College, City University of New York (CUNY)
The Architects Foundation
University of Cincinnati Online
City of Cambridge
Montrose County
The Pocatello Development Authority
