• 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
  • Newsletter
  • Contact
  • X
  • 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
    • Work Zone Safety and MobilityTransportation Management Plans
    • Accommodating Pedestrians
    • Worker Safety and Welfare
    • Project Coordination in Work Zones
  • Training
    • Online Courses
    • FHWA Safety Grant Products
    • Toolboxes
    • Flagger
    • Certification and
      Accreditation
  • Work Zone Devices
  • Laws, Standards & Policies
  • Public Awareness
  • About
  • Events
  • Contact
  • Search

Signing

Placement of G20-1 signs

In Wisconsin the G20-1 sign is usually placed at or near the beginning of the actual construction, so there would be one or more W20-1 signs in advance of the G20-1. … [Read more...] about Placement of G20-1 signs

Traffic management techniques (beyond the MUTCD) used to reduce accidents in work zones

Iowa places advance signs indicating possible delays so motorists can take alternate routes. For lane closures, IDOT has placed advance signs encouraging lane changes before the last opportunity to … [Read more...] about Traffic management techniques (beyond the MUTCD) used to reduce accidents in work zones

Placement of G20-1 signs

In Louisiana, three W20-1 signs are placed in advance of the B.O.P. on 2-lane undivided, conventional 4-lane divided, and 4-lane undivided highway construction projects. On freeways and expressways, … [Read more...] about Placement of G20-1 signs

Placement of G20-1 signs

Florida DOT uses G20-1 signs indicating work zone length after the advance road work signs, W20-1. Refer to Index 640 and 650. Florida complies with MUTCD guidance. Section 6F-1 of the MUTCD states … [Read more...] about Placement of G20-1 signs

Placement of G20-1 signs

In Connecticut, G20-1 signs are used on freeways where the length of work is extensive, usually 5 miles or more, to warn the public of an unusually long work zone. The sign is located where it can be … [Read more...] about Placement of G20-1 signs

Placement of G20-1 signs

Wyoming tries to place G20-1 signs in a location where no other signs will be in front of it. Occasionally a short-term operation may have signs such as the W20-1 in advance of the G20-1, but it is … [Read more...] about Placement of G20-1 signs

  • « Go to Previous Page
  • Page 1
  • Interim pages omitted …
  • Page 11
  • Page 12
  • Page 13
  • Page 14
  • Page 15
  • Page 16
  • Go to Next Page »

Copyright © 2025 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