Bicycle safety

Sites chosen for 2025 Complete Streets Safety Assessments program

April 21, 2025

UC Berkeley SafeTREC and California Walks are excited to share news about the communities throughout California that we will be partnering with this year as part of our 2025 Complete Streets Safety Assessment (CSSA) program!

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Watch as traffic safety research is explained in 101 seconds

May 6, 2025

There’s a statistic that sticks in the minds of many who work on traffic safety issues: The U.S., among wealthy nations, has the highest rate of road traffic fatalities. People in the U.S. are nearly three times more likely to die in a car crash than people in Australia, and six times more likely than in Sweden.

For Julia Griswold, this troubling fact should be front of mind for everyone, whether they are drivers, cyclists, pedestrians or transportation planners. Griswold runs UC Berkeley’s...

4/29 Peer Exchange - Leveraging the CSSA for funding opportunities: A case study from the City of Calabasas

April 10, 2025

UC Berkeley SafeTREC is excited to announce our 2025 online peer exchange series as part of the Complete Streets Safety Assessment (CSSA) program. This two part webinar series aims to support agencies and communities working to advance safer walking and biking throughout California. Registration is now open for the first session on April 29th, which will provide the opportunity to gain a greater...

Complete Streets Safety Assessments

Complete Streets Safety Assessment Program

SafeTREC offers free technical assistance to communities across California to make safe spaces for people to walk and bike. This year, the Complete Streets Safety Assessment program offers two unique tracks to better support communities’ safety needs.

Complete Streets Safety Assessment (CSSA)

Safe Speed Limits Assessment (Safe Speed Limits)

These programs are free and available to communities across California. Specific eligibility varies by...

The 2025 CPBSP: Partnering with 13 communities throughout California for safer walking, biking and rolling

March 24, 2025

UC Berkeley SafeTREC and California Walks are excited to share news about the communities throughout California that we will be partnering with this year as part of our 2025 Community Pedestrian and Bicycle Safety Program (CPBSP)!

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Creating an inclusive bicycle level of service: Virtual bicycle simulator study

March 26, 2025
New report explores the benefits and limitations of using a VR environment to assess individuals’ bike infrastructure preferences

A new report by UC Berkeley Safe Transportation Research and Education Center (SafeTREC) co-authored by Julia Griswold, Edna Aguilar and Md. Mintu Miah, "Creating an inclusive bicycle level of service: Virtual bicycle simulator study" aims to assess how virtual reality (VR) technology can be used to gather user feedback on a variety of bicycling...

Creating an Inclusive Bicycle Level of Service: Virtual Bicycle Simulator Study

Griswold, Julia B.
Aguilar, Edna
Wang, Han
Miah, MD Mintu
2025

Bicycle level of service (BLOS) is an essential performance measure for transportation agencies to monitor and prioritize improvements to infrastructure, but existing measures do not capture the nuance of facility differences on the state highway system. However, with the advancements in virtual reality (VR) technology, a VR bicycle simulator is an ideal tool to safely gather user feedback on a variety of bicycling environments and conditions. This research explored the benefits and limitations of using a V...

Reflections on the 2019 Safe Systems Summit: Redefining Transportation Safety

June 7, 2019

According to the latest data from the National Highway Traffic Safety Administration (NHTSA), there were 37,133 traffic fatalities on U.S. roadways in 2017, a 1.8-percent decrease from the 37,806 people killed in 2016. While there has been a general downward trend downward in traffic fatalities overall, this is still an alarmingly high number of deaths – and there have been troubling increases for vulnerable road users like pedestrians. A new report from the Governors Highway Safety...

Register now for Street Story Webinar on August 7th

July 19, 2019

Registration Now Open for a Free Webinar with UC Berkeley SafeTREC and California Walks:

Participants at CPBST Workshop using Street Story

Street Story at Work: How Communities are Using the Tool
Wednesday, August 7, 2019, 3pm - 4pm PT
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New Resource: Strengthening Partnerships Peer Exchange Series Summaries Now Available

July 12, 2022

This spring, UC Berkeley SafeTREC, in collaboration with California Walks, rolled out a new resource for former Community Pedestrian and Bicycle Safety Training program participants. Funded by the California Office of Traffic Safety (OTS), we convened residents, agency staff, and other transportation safety advocates for a three-part virtual peer exchange, Strengthening Partnerships:...