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The Arizona Department of Transportation (ADOT) is the agency responsible for building and maintaining the Interstate Highways in the Arizona State Highway System. These highways are built to Interstate Highway standards , which are freeways that have a 75-mile-per-hour (121 km/h) speed limit in rural areas and a 65 mph (105 km/h) speed limit ...
Both US 93 and US 466 were entirely concurrent with each other in Arizona. [10] By 1939, US 666 had been extended south into Arizona, at a terminus with US 80 in Douglas. US 666 was concurrent with US 66 between Lupton and Sanders, US 260 from St. Johns to Alpine and US 70 between San Jose and Safford.
Interstate 710 (Arizona) Interstate 15 in Arizona. Interstate 17. Interstate 19. Interstate 19 Business (Nogales, Arizona) Interstate 19 Business (Sahuarita–Tucson, Arizona) Interstate 40 in Arizona. Interstate 40 Business (Ash Fork, Arizona) Interstate 40 Business (Flagstaff, Arizona)
The Arizona Department of Transportation (ADOT) internally recognizes Interstate Highways, U.S. Highways and Arizona Highways as all being separate types of highway designations. State highways within Arizona are referred to as Arizona State Routes or State Routes , with the prefix "SR" being used for abbreviations.
List of Interstate Highways. There are 71 primary Interstate Highways in the Interstate Highway System, a network of freeways in the United States. These primary highways are assigned one- or two-digit route numbers, whereas their associated auxiliary Interstate Highways receive three-digit route numbers. Typically, odd-numbered Interstates run ...
The Dwight D. Eisenhower National System of Interstate and Defense Highways, commonly known as the Interstate Highway System, or the Eisenhower Interstate System, is a network of controlled-access highways that forms part of the National Highway System in the United States. The system extends throughout the contiguous United States and has ...
Articles about U.S. Highways that pass through the U.S. state of Arizona. ... Pages in category "U.S. Highways in Arizona" The following 41 pages are in this category ...
Arizona State Route 76. Arizona State Route 77. State Route 78 (Arizona–New Mexico) Arizona State Route 79. Arizona State Route 79 Business. Arizona State Route 80. Arizona State Route 82. Arizona State Route 83. Arizona State Route 84.