National Work Zone Safety Information Clearinghouse

Library of Resources to Improve Roadway Work Zone Safety for All Roadway Users

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Crash Prevention

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New TDOT Flagger Signs Hope to Improve Work Zone Safety (Publication)

Resource Type: News and Other Non-research Articles
A total of 112 Tennessee Department of Transportation (TDOT) workers have died in the line of duty since 1948. TDOT invested in new LED sign paddles in hopes of lowering the number of workers injured …More

Iowa Highway Deaths Down Overall, But not in Work Zones (Publication)

Resource Type: News and Other Non-research Articles
While the death toll on Iowa’s highways dropped sharply last year from a one-year-spike, the proportion of deaths that happened in work zones remained above 3 percent – a heightened level seen onl…More

Struck-by Injuries and Prevention in the Construction Industry (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Struck-by hazards are a leading cause of fatal and nonfatal injuries in construction, and have been defined as one of the Focus Four hazards identified by the U.S. Occupational Safety and Health Admin…More

Highway Worker Safety: A Synthesis of Highway Practice (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
TRB's National Cooperative Highway Research Program (NCHRP) Synthesis 509: Highway Worker Safety identifies how state departments of transportation (DOTs) implement policies using highway worker safet…More

Work Zone Deaths Demand Wake-up Call (Publication)

Resource Type: Articles
The number of highway work zone fatalities is epidemic and averages more than 50 per month. Work zone deaths occur at a rate five times more than that of all law enforcement, fire, and rescue and EMS …More

Collision Avoidance Analysis for Transition Taper Length (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
Transition taper length plays a vitally important role in work zone safety operations because too short a transition taper length will result in higher accident risks and too long a transition taper l…More

Work Zone Fatality Reduction Strategies (Training)

During this webinar, three States that have experienced reductions in work zone fatalities over the past several years shared their efforts in work zone planning, management, and outreach. Presenters … More

A Genetic Algorithm Approach to Assessing Work Zone Casualty Risk (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
This paper proposes a genetic algorithm (GA) approach to assessing work zone casualty risk defined as the likelihood of a vehicle occupant being killed or injured in a work zone crash. The proposed GA…More

Develop Methods to Reduce or Prevent Backing Crashes (Publication)

Resource Type: Books, Reports, Papers, and Research Articles
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, i…More