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Work Zone Safety Information Clearinghouse

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

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Practice

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 avoid conflicts.

State/Agency: Iowa
Topics: Signing; Temporary Traffic Control

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