• Skip to primary navigation
  • Skip to main content
Logo

Work Zone Safety Information Clearinghouse

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

  • About
  • Join Listserv
  • Contact
  • Twitter
  • Facebook
  • LinkedIn
  • Work Zone Data
    • At a Glance
    • National & State Traffic Data
    • Work Zone Traffic Crash Trends and Statistics
    • Worker Fatalities and Injuries at Road Construction Sites
  • Topics of Interest
    • Commercial Motor Vehicle Safety
    • Smart Work Zones
    • Transportation Management Plans
    • Accommodating Pedestrians
    • Worker Safety and Welfare
    • Project Coordination in Work Zones
  • Training
    • Flagger
    • Online Courses
    • Toolboxes
    • FHWA Safety Grant Products
    • Certification and
      Accreditation
  • Work Zone Devices
  • Laws, Standards & Policies
    • COVID-19 Guidance
  • Public Awareness
  • Events
  • About
  • Listserv
  • Contact
  • Search

Washington State Department of Transportation

Robo Flagger Rules of the Road

Robo flaggers are portable flagging devices with a crossing arm that drops down to block traffic when the lane is closed. When you encounter a robo flagger in a work zone, the same rules apply as when … [Read more...] about Robo Flagger Rules of the Road

Maintenance Manual

This manual provides basic direction to operating personnel for performing maintenance activities on the Idaho state highway system. It includes the following sections: General; Safety; Roadway; … [Read more...] about Maintenance Manual

Utilities Manual

The Utilities Manual outlines the general practices, policies, and procedures in the design, administration, and coordination of utilities and railroad facilities within Washington State Department of … [Read more...] about Utilities Manual

Quantifying Incident-Induced Travel Delays on Freeways Using Traffic Sensor Data: Phase II

Traffic incidents cause approximately 50 percent of freeway congestion in metropolitan areas, resulting in extra travel time and fuel cost. Quantifying incident-induced delay (IID) will help people … [Read more...] about Quantifying Incident-Induced Travel Delays on Freeways Using Traffic Sensor Data: Phase II

Groups Working to Get Traffic Moving After Collisions

The Washington State Patrol, Washington State Department of Transportation, and Washington Fire Chiefs recently signed a Joint Operations Policy Statement (JOPS) to ensure the public of more efficient … [Read more...] about Groups Working to Get Traffic Moving After Collisions

Work Zone Traffic Control Guidelines for Maintenance Operations

While this manual provides interpretive guidance, it does not change the intent of Part 6 of the Manual on Uniform Traffic Control Devices (MUTCD). This manual is a supplement to the MUTCD and applies … [Read more...] about Work Zone Traffic Control Guidelines for Maintenance Operations

  • Go to page 1
  • Go to page 2
  • Go to page 3
  • Go to Next Page »

Copyright © 2023 American Road & Transportation Builders Association (ARTBA). The National Work Zone Safety Information Clearinghouse is a project of the ARTBA Transportation Development Foundation. It is operated in cooperation with the U.S. Federal Highway Administration and Texas A&M Transportation Institute. | Copyright Statement · Privacy Policy · Disclaimer
American Road and Transportation Builders Association Transportation Development Foundation, American Road and Transportation Builders Association U.S. Department of Transportation Federal Highway Administration Texas A&M Transportation Institute