Motorized Vehicle Safety

Course Announcement: Spring 2022 Traffic Safety and Injury Control

January 6, 2022

People walking in crosswalk with traffic passing with course title, time and date overlaid

Course Description:

Injuries from traffic crashes are a major cause of death and disability in the United States and around the world. In the United States injury from traffic crashes is the leading cause of death and disability for people ages 1 to 34, and a major cause for all groups....

SafeTREC Co-Directors David Ragland & Offer Grembek present at ATSIP 2021 Virtual Traffic Records Forum

September 14, 2021
SafeTREC's Ragland and Grembek present at 2021 ATSIP Traffic Records Forum ATSIP Traffic Record Forum 2021

This year the Association of Transportation Safety Information Professionals (ATSIP) held their annual Traffic Records Forum virtually from August 16-20, 2021 to convene data analysts, state and local law enforcement officials, engineers, motor vehicle officials, emergency...

Consequences of Driving Reduction or Cessation for Older Adults

Harrison, Ayodele
Ragland, David R.

The purpose of this study was to understand the adverse consequences of driving reduction or cessation among elderly adults. A comprehensive literature search was conducted for studies that (a) included information on driving by an elderly population, (b) included results from a qualitative or quantitative (or both) study of the elderly and driving cessation, and (c) provided information to evaluate consequences surrounding driving reduction or cessation. The selected subjects of the studies included men...

July 30, 2021 Webinar: Redesigning the System to Support Safety

July 26, 2021
SafeTREC's Katherine Chen presented in CSCRS Safe Systems Summer Learning Series

The Collaborative Sciences Center for Road Safety (CSCRS) recently launched a new Safe Systems Summer Learning Series that will be held on Fridays...

Observational Survey of Cell Phone Use and Texting by California Drivers, 2011

Cooper, Jill F.
Ragland, David R.
Ewald, Katrin
Wasserman, Lisa
Murphy, Christopher J.

This methodological report describes survey research and data collection methods employed for the first observational survey of cell phone use and texting by California drivers. This study was conducted by Ewald and Wasserman Research Consultants on behalf of the California Office of Traffic Safety and the Safe Transportation Research and Education Center at the University of California, Berkeley. The goal of the survey was to obtain a statewide, statistically representative observational sample. Vehicle drivers were observed at controlled intersections, such as traffic lights and stop...

Reasons Given by Older People for Limitation or Avoidance of Driving

Ragland, David R.
Satariano, William A.
MacLeod, Kara E.

Purpose: To understand the driving behavior of older adults, this study examines self-reported reasons for driving limitation or avoidance.Design and Methods: Baseline interviews were conducted (n = 2,046) as part of a community-based study of aging and physical performance in persons aged 55 years or older in Sonoma, California. Twenty-one medical and nonmedical reasons for limiting or avoiding driving were examined by age and gender. Results: Most older people continue...

SafeTREC at the 2024 Transportation Research Board Annual Meeting

December 8, 2023

UC Berkeley SafeTREC researchers and graduate students are excited to participate in the upcoming Transportation Research Board (TRB) 103rd Annual Meeting, held in person this year January 7-11, 2024 in Washington, D.C. The program covers 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...

Course Announcement: Spring 2024 Traffic Safety and Injury Control

December 19, 2023

Busy urban intersection with people walking, rolling in the crosswalk

Spring 2024: Traffic Safety and Injury Control Civil and Environmental Engineering C265 | Cross-Listed with Public Health C285 3 Units | Class #30620 | Tu - Th | 3:30-5PM Dwinelle 233 Course Overview

Injuries from traffic crashes are a major cause of death and disability in the United States and around the world. In the United States injury from...

New Release: 2023 SafeTREC Traffic Safety Fact Sheets

September 29, 2023
2023 SafeTREC Traffic Safety Fact Sheets feature recent data on some of California's most pressing traffic safety issues to help inform future road safety efforts

UC Berkeley SafeTREC is excited to announce the release of the 2023 series of Traffic Safety Fact Sheets, which feature traffic safety data and trends at the national and state level on a variety of road safety topics. This series also highlights the Safe System approach to road safety, which...