Arizona State Route 80 Arizona State Route 80 State Route 80 (SR 80) is a roughly arc-shaped highway lying in southeastern Arizona that, with New Mexico's State Road 80, is a relic of the old U.S. Route 80, now truncated from San Diego to Dallas. This segment of old US 80 was not closely paralleled by Interstate 10, which lies to its north, and instead supplants the old and more direct (defunct in eastern Arizona) State Route 86. The route begins at an intersection with I-10 Bus. in Benson near an Amtrak station. The route heads south until it exits the city limit of
Unconstructed state routes in Arizona the University of Arizona campus, and the industrial area between the railroad and I-10; an extension to Tucson International Airport. It first appeared on a Tucson map in 1971. Strong community opposition to freeways in Tucson was a major reason for cancellation of the project on April 16, 1982; the Tucson area has long been opposed to the rapid urban sprawl since. Future US Bicycle Routes in Arizona include USBR 66, 70, 79, and 90. Unconstructed state routes in Arizona Below is a list and summary of the unconstructed state highways in the U.S. state of Arizona. Some are currently