Distraction
Distracted Driving in Washington State, 2019: Crash Statistics, Enforcement, and Results from the Statewide Observation Survey
An in-depth report describing early impacts from the 2017 Driving Under the Influence of Electronics Act summarizing changes in crashes, enforcement, and driver observation surveys available through 2019.
Published March 2020
Distracted Driving in Washington State, 2016-2018: Results from the Annual Observation Surveys
An in-depth report analyzing the survey results for the state and individual counties.
Published November 2018
Seat Belts & Child Restraints
Seat Belt Use in Washington State 2020
An in-depth report analyzing the survey results for the state and individual counties.
Published January 2021
Seat Belt Use on the Colville Indian Reservation in Washington State 2019
An in-depth report analyzing the baseline and post-3 year results of the front seat occupant seat belt use observation survey.
Published November 2019
Statewide Estimates of Child Restraint Use Among Elementary Students 2014
An in-depth report analyzing the results of a school drop-off child passenger safety and restraint use observation survey.
Published August 2014
Young Drivers
Young Drivers and Brain Development
A two-page summary of a literature review followed by individual article/source summaries.
Published May 2017
Effectiveness of School-Based Programs
A two-page summary of a literature review followed by individual article/source summaries.
Published May 2014
Walkers & Bicyclists
Pedestrian-Driver Interactions
A two-page summary of a literature review followed by individual article/source summaries.
Published October 2018
Pedestrian Deaths and Distractions
A two-page brief summarizing fatal crash data from 2007-2016.
Published May 2018
Pedestrian Deaths and Impairment
A two-page brief summarizing fatal crash data from 2007-2016.
Published April 2018
Motorcyclists
Positive Motorcycle Behaviors in Clark County
A two-page brief summarizing officer observations of motorcyclist safety.
Published August 2020
Motorcycle Helmets: Laws, Effectiveness and Economic Benefits
A two-page summary of a literature review followed by individual article/source summaries.
Published March 2018
Motorcycle Lane Sharing
A two-page summary of a literature review followed by individual article/source summaries.
Published December 2017
General Traffic Safety
What if every car had automatic emergency braking?
A two-page brief summarizing 2018 crashes by AEB preventable collision-type.
Published November 2019
Do AV crash avoidance technologies keep us safe?
A two-page summary of a literature review followed by individual article/source summaries.
Published September 2019
Driving During the Day and Night, Darkness and Light
A two-page summary of a literature review followed by individual article/source summaries.
Published March 2019
Post 30-Day Mortality of Crash Serious Injuries
A two-page brief analyzing 2015-2016 linked crash-death records.
Published September 2018
Motor Vehicle Deaths in the American Indian/Alaska Native Community
A two-page brief analyzing rates of deaths 2007-2016.
Published June 2018
WTSC Grant-Funded Research Project Reports
WA Graduated Driver Licensing (GDL) Program Attitude and Behavior Survey Results
Published October 2020
Measuring Current Traffic Safety Culture via Social Media Mining
Published October 2019
The Role of THC and Other Intoxicants in Fatal Crashes in Washington State
Published January 2018