Traffic & Safety
The Traffic & Safety bureau focuses on access management, traffic engineering, signage, and advertising to support transportation safety in Iowa.
Traffic & Safety Main Navigation
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Our Programs
Highway safety, traffic engineering, and road sign programs.
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Highway Safety Features
Learn about 4-to-3 lane conversion, automated traffic enforcement, roundabouts, and other highway safety features.
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Move Over or Slow Down
Follow these two rules to help save lives and avoid receiving a traffic ticket.
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Share the Road
Sharing the road begins with the understanding that bicyclists and motorcyclists have the same rights as you.
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Stop for School Busses
Violating this law may result in your license being suspended for up to 180 days.
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Traffic & Safety Manual
The Traffic & Safety Manual provides procedures and methods for traffic safety in Iowa.
Understand
Setting Speed Limits for Safe Travel
Have you ever wondered who sets the speed limits and how they are determined? We'll answer these questions so you can get back to your drive.
Request a Driveway/Entrance to a Highway
A request for an access connection to the primary highway can be made using our online electronic permitting system.