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  2. Illinois Department of Transportation - Wikipedia

    en.wikipedia.org/wiki/Illinois_Department_of...

    The Illinois Department of Transportation was created by the 77th Illinois General Assembly in January 1972. The department absorbed the functions of the former Department of Public Works and Buildings, acquired some planning and safety inspection functions of other state agencies, and received responsibility for state assistance to local mass transportation agencies such as the Chicago-area ...

  3. U.S. Route shield - Wikipedia

    en.wikipedia.org/wiki/U.S._Route_shield

    Example of an original U.S. Route shield, with the state name of "Michigan" and route number of "27" displayed in the original block font. The original design of the shield was presented in the January 1927 edition of the Manual and Specifications for the Manufacture, Display, and Erection of U.S. Standard Road Markers and Signs, the precursor to the Manual on Uniform Traffic Control Devices ...

  4. National Highway Traffic Safety Administration - Wikipedia

    en.wikipedia.org/wiki/National_Highway_Traffic...

    The National Highway Traffic Safety Administration (NHTSA / ˈnɪtsə / NITS-ə) [8] is an agency of the U.S. federal government, part of the Department of Transportation, focused on transportation safety in the United States. NHTSA is charged with writing and enforcing Federal Motor Vehicle Safety Standards as well as regulations for motor ...

  5. National Traffic and Motor Vehicle Safety Act - Wikipedia

    en.wikipedia.org/wiki/National_Traffic_and_Motor...

    The Act was the first mandatory federal safety standards for motor vehicles. The Act created the National Highway Safety Bureau (now National Highway Traffic Safety Administration). The Act was one of a number of initiatives by the government in response to increasing number of cars and associated fatalities and injuries on the road following a ...

  6. Manual on Uniform Traffic Control Devices - Wikipedia

    en.wikipedia.org/wiki/Manual_on_Uniform_Traffic...

    The Manual on Uniform Traffic Control Devices for Streets and Highways (usually referred to as the Manual on Uniform Traffic Control Devices, abbreviated MUTCD) is a document issued by the Federal Highway Administration (FHWA) of the United States Department of Transportation (USDOT) to specify the standards by which traffic signs, road surface markings, and signals are designed, installed ...

  7. Transportation safety in the United States - Wikipedia

    en.wikipedia.org/wiki/Transportation_safety_in...

    Transportation safety in the United States encompasses safety of transportation in the United States, including automobile crashes, airplane crashes, rail crashes, and other mass transit incidents, although the most fatalities are generated by road incidents annually killing 32,479 people in 2011 to over 42,000 people in 2022.

  8. Iowa Department of Transportation - Wikipedia

    en.wikipedia.org/wiki/Iowa_Department_of...

    The Iowa Department of Transportation (Iowa DOT) is the government organization in the U.S. state of Iowa responsible for the organization, construction, and maintenance of the primary highway system. Located in Ames, Iowa, DOT is also responsible for licensing drivers and programming and planning for aviation, rail, and public transit.

  9. Traffic light control and coordination - Wikipedia

    en.wikipedia.org/wiki/Traffic_light_control_and...

    A junction for road vehicles and pedestrians controlled by traffic lights in the UK. The various vehicle and pedestrian movements are separated in either time or space for safety and efficiency. The normal function of traffic lights requires more than sight control and coordination to ensure that traffic and pedestrians move as smoothly, and ...