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An Interstate Highway under construction , with both directions of traffic moved to one side of the roadway I-94 in Michigan, showing examples of non-interchange overpass signage in median, upcoming exit signage on right shoulder, a pre-1960 overpass with height restriction signage, newly installed cable median barrier, and parallel grooved ...
The Arkansas Highway System is made up of all the highways designated as Interstates, U.S. Highways and State Highways in the US state of Arkansas.The system is maintained by the Arkansas Department of Transportation (ArDOT), known as the Arkansas State Highway Department (AHD) until 1977 and the Arkansas State Highway and Transportation Department (AHTD) from 1977 to 2017.
Arkansas state highway suffixed routes are signed using standard state highway shield backgrounds. The number remains the same size and a letter is added in an almost- exponential format. Shield sizes remain, one-digit routes keep the 24-by-24-inch (61 cm × 61 cm) shields, while two-digit routes become 24-by-36-inch (61 cm × 91 cm).
The U.S. Highways in Arkansas are the U.S. Routes maintained by the U.S. state of Arkansas. There are 20 such highways. There are 20 such highways. 1926 map of the U.S. Highways in Arkansas
A 2000 survey cited the poor condition of rural interstates, as well as narrow lanes on rural state highways, as areas of concern, ranking Arkansas 47th of the 50 states. [6] A 2011 study found Arkansas's rural highways fourth-most, and the state's roads overall the 16th most deadly. [7]
The 2010–2013 Statewide Transportation Improvement Program from the Arkansas State Highway and Transportation Department (AHTD) lists cable median barrier installation projects along segments of Interstate 30 (I-30), [1] I-40, [2] I-55, [2] I-430, [2] Interstate 540, [3] and US 67 [4] to begin as funds become available.
For roads without curbs, the clearance for that is 1.5 metres (4 ft 11 in) given that the minimum clearance from the center line of the roads is 5 metres (16 ft 5 in). [ 21 ] For roadways that require passing under some structures such as tunnels, there are standards on the entire width of the roads known as horizontal curb-to-curb and wall-to ...
The highway types covered by this convention have two naming formats – official name and article title – which can be the same. The official name is the naming format typically used by the state department of transportation (DOT) or the general public, and is what should be used to refer the highway in article prose.