Traffic & Safety
Traffic & Safety focuses on access management, traffic engineering, signage, and advertising to support transportation safety in Iowa.
Traffic & Safety Main Navigation
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Traffic Safety Resource Guide
Explore data and analysis tools to support funding and design for transportation safety projects.
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Highway Safety Features
Learn about 3-lane roadway reconfigurations, roundabouts, rumble strips, and other safety countermeasures.
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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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Driving Your ATV or UTV/ORV on Iowa Public Roads
Know the laws. Ride responsibly.
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Traffic & Safety Manual
The Traffic & Safety Manual provides procedures and methods for traffic safety in Iowa.
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Road Sign Programs
Learn about Iowa sign programs that provide highway and facility signs for the Iowa DOT.
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.