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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 ...
The American Association of State Highway and Transportation Officials (AASHTO) is a standards setting body which publishes specifications, test protocols, and guidelines that are used in highway design and construction throughout the United States. Despite its name, the association represents not only highways but air, rail, water, and public ...
The State Trunkline Highway System of the US state of Michigan is a network of roads owned and maintained by the Michigan Department of Transportation (MDOT). The most prominent of these roads are part of one of three numbered highway systems in Michigan: Interstates Highways, US Highways, and the other State Trunklines.
The letter M in the state highway numbers is an integral part of the designation and included on the diamond-shaped reassurance markers posted alongside the highways. [5] The state's highways are referred to using an M-n syntax as opposed to Route n or Highway n, which are common elsewhere. This usage dates from 1919, when Michigan's state ...
MDOT is the agency responsible for the day-to-day maintenance and operations of the State Trunkline Highway System, which includes the U.S. Highways in Michigan.The numbering for these highways is coordinated through AASHTO, [6] an organization composed of the various state departments of transportation in the United States. [7]
Michigan Historical Marker for the State Highway Department. The first State Highway Department was created on July 1, 1905. [3] The department was born out of the Good Roads Movement at the turn of the century. Bicycle enthusiasts as a part of the League of American Wheelmen pushed for better roads and streets. They also wanted to ensure that ...
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Pages in category "State highways in Michigan" The following 153 pages are in this category, out of 153 total. ... M-5 (Michigan highway) M-6 (Michigan highway) M-8 ...