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Practice

Direction indicator barricade

Illinois DOT workers at the I-55 bridge project set up approximately 24 direction indicator barricades in the left lane on the approach to the bridge. The barricades were positioned to indicate that the lane was tapering to a close and that drivers should move into the right lane.

Assessment:

The direction indicator barricades were much more effective than traditional devices. “The multi-directional indicator barricades do a better job of clearly telling motorists what we want them to do,” says Ken Wood of the Illinois DOT. “The arrows provide

State/Agency: Illinois
Where Documented: Case study titled "Less Confusion in Work Zones"
Topics: Direction Indicator Barricades

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