Motorized Vehicle Safety

2025 California Traffic Safety Survey released: Speeding, aggressive driving continue to be concerns

July 9, 2025
Submitted by Karen Nguyen Vo

UC Berkeley SafeTREC has released the California Traffic Safety Survey 2025. The study was led by Ewald & Wasserman Research Consultants (E&W) and conducted on behalf of the California Office of Traffic Safety (OTS) and SafeTREC. The California Traffic Safety Survey has been conducted annually since 2010, and this year's survey was conducted...

CPBS 7/8 webinar: Redefining normal: A new post-fatal crash response

July 3, 2025
Submitted by Lisa Peterson
People walking and biking in a crosswalk with "Center for Pedestrian and Bicyclist Safety" in dark teal on a white background below Join the conversation with CPBS about improving transportation system response to crashes

Join our consortium partners at the Center for Pedestrian and Bicyclist Safety (CPBS) and guest speakers on Tuesday, July 8 at 11am PST to discuss how the new Emergency Streets...

California Traffic Safety Survey 2025

Ewald, Katrin
Wasserman, Lisa
2025

The 2025 Traffic Safety Public Opinion Study was conducted for the California Office of Traffic Safety (OTS) and the Safe Transportation Research and Education Center of UC Berkeley (SafeTREC). The findings of the 2025 Study are based on a sample size and eligibility criteria similar to previous years of data collection. A total of 2,319 responses were collected in April and May 2025 using an online selfadministered survey. Similar to previous years of the study, the survey panelists were provided through Marketing Services Group, a commercial sample and panel vendor.

The survey...

SafeTREC at the 2023 Transportation Research Board Annual Meeting

December 12, 2022
Submitted by Lisa Peterson

UC Berkeley SafeTREC researchers, faculty and graduate students were excited to participate in the upcoming Transportation Research Board (TRB) 102nd Annual Meeting, held in person this year January 8–12, 2023 in Washington, D.C. Sessions and workshops will focus on the spotlight theme for the 2023 meeting: Rejuvenation Out of Disruption: Envisioning a Transportation System for a Dynamic Future. The full 2023 program, including details on all sessions and workshops, is available now via...

SafeTREC at the 2024 Transportation Research Board Annual Meeting

December 8, 2023
Submitted by Lisa Peterson

UC Berkeley SafeTREC researchers and graduate students were excited to participate in the Transportation Research Board (TRB) 103rd Annual Meeting, held in person this year January 7-11, 2024 in Washington, D.C. The program covered all transportation modes, with sessions and workshops addressing topics of interest to policy makers, administrators, practitioners, researchers, and representatives of government, industry, and academic institutions. The full 2024 program, including details on all sessions and...

CPBS 5/14 webinar: "When driving is not an option: Community access for nondrivers"

May 13, 2025
Submitted by Karen Nguyen Vo
People walking and biking in a crosswalk with "Center for Pedestrian and Bicyclist Safety" in dark teal on a white background below Join the conversation with CPBS about improving transportation systems for nondrivers

Join our consortium partners at the Center for Pedestrian and Bicyclist Safety (CPBS) and guest speakers on Wednesday, May 14 at 11am PST to discuss how the mobility needs of nondrivers...

CPBS 4/23 webinar: What's new in the NACTO and AASHTO bike guide updates?

April 16, 2025
Submitted by Karen Nguyen Vo
People walking and biking in a crosswalk with "Center for Pedestrian and Bicyclist Safety" in dark teal on a white background below Join the conversation with CPBS about the latest NACTO and AASHTO bike guides

Join our consortium partners at the Center for Pedestrian and Bicyclist Safety (CPBS) and guest speakers on Wednesday, April 23 at...

CPBS 3/26 webinar: Edge lane roads - U.S. experience and future directions

March 24, 2025
Submitted by Lisa Peterson
People walking and biking in a crosswalk with "Center for Pedestrian and Bicyclist Safety" in dark teal on a white background below Join the conversation with CPBS about the safety benefits of ELRs

Join our consortium partners at the Center for Pedestrian and Bicyclist Safety (CPBS) and guest speakers on Wednesday, March 26 at 11am PST...

Reflections on the 2019 Safe Systems Summit: Redefining Transportation Safety

June 7, 2019
SUBMITTED BY LISA PETERSON

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...

Develop Methods to Reduce or Prevent Backing Crashes

Cooper, Douglas L.
Duffy, Sarah
Orrick, Phyllis
Ragland, David R.
2009

Workplace motor vehicle incidents at Caltrans are a significant cause of injuries, employee lost time, and property damage. Because backing crashes are major contributors to motor vehicle incidents, identifying and promoting methods of reducing backing accidents is a top priority. According to internal Caltrans’ data, 92.3% of workplace backing crashes were preventable by the driver. Backing crashes are the single largest category of preventable crashes, representing 30% of preventable crashes in the Caltrans fleet. From 1998 through 2007, preventable backing crashes cost Caltrans at least...