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  2. Speed limits in the United States - Wikipedia

    en.wikipedia.org/wiki/Speed_limits_in_the_United...

    As of May 15, 2017, 41 states have maximum speed limits of 70 mph (113 km/h) or higher. 18 of those states have 75 miles per hour (121 km/h) speed limits or higher, while 7 states of that same portion have 80 mph (129 km/h) speed limits, with Texas even having an 85 miles per hour (137 km/h) speed limit on one of its toll roads.

  3. Speed limits in the United States by jurisdiction - Wikipedia

    en.wikipedia.org/wiki/Speed_limits_in_the_United...

    There is a default minimum speed limit on Interstate and primary highways of 45 mph (72 km/h), but only when signs are present. The only roadway in North Carolina currently with a minimum speed limit is the I-77 Express Lanes, with a minimum of 45 mph. Generally there is no minimum on interstates to allow for slow moving farm equipment.

  4. M-21 (Michigan highway) - Wikipedia

    en.wikipedia.org/wiki/M-21_(Michigan_highway)

    Business M-21 (Bus. M-21) was a business route of M-21 in the Grand Rapids area. It started at an interchange between Chicago Drive and I-196/M-21 in Grandville and followed Chicago Drive easterly through downtown Grandville. From there, the highway ran along industrial areas on the north side of Wyoming, running parallel to the I-196 freeway ...

  5. List of Interstate Highways in Michigan - Wikipedia

    en.wikipedia.org/wiki/List_of_Interstate...

    MDOT is the agency responsible for the day-to-day maintenance and operations of the State Trunkline Highway System, which includes the Interstate Highways in Michigan.. These highways are built to Interstate Highway standards, [6] meaning they are all freeways with minimum requirements for full control of access, design speeds of 50 to 70 miles per hour (80 to 113 km/h) depending on type of ...

  6. Controlled-access highway - Wikipedia

    en.wikipedia.org/wiki/Controlled-access_highway

    The German autobahns have no general speed limit for some classes of vehicles (though nearly 30% of the total autobahn network is subject to local and/or conditional limits [124]), but the advisory speed limit (Richtgeschwindigkeit) is 130 km/h (81 mph). The lower class expressways usually have speed limits of 120 km/h (75 mph) or lower.

  7. The speed limit is dropping along Highway 1 in California ...

    www.aol.com/news/heads-drivers-speed-limit...

    You’ll have to drive slower on a long stretch of the scenic highway. Skip to main content. Sign in. Mail. 24/7 Help. For premium support please call: 800-290-4726 more ways to ...

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  9. Interstate Highway standards - Wikipedia

    en.wikipedia.org/wiki/Interstate_Highway_standards

    Minimum design speed: A minimum design speed of 70 mph (113 km/h) is to be used, except in mountainous and urban areas, where the minimum is 50 mph (80 km/h). [ 4 ] The sight distance , curvature and superelevation of the highway should follow the current edition of AASHTO's A Policy on Geometric Design of Highways and Streets for the chosen ...