Interstate 10 in Arizona 2013. The remainder of the old US 80 section was rebuilt to interstate standards, with completion in 2014. East of Tucson, I‑10 parallels and in some cases overlies old US 80 to Benson, and was originally co-signed as US 80 and SR 86. The section of I-10 from Valencia Road to Rita Road was the first construction project in the state of Arizona funded by the Federal Aid Highway Act of 1956. Construction began in 1957 and was completed in 1960. From Benson, the Interstate follows the Southern Pacific mainline east through Willcox and Bowie to New Mexico, rather than
Arizona State Route 97 Arizona State Route 97 State Route 97(SR 97) is a state highway in the U.S. state of Arizona. It runs from U.S. Route 93 (US 93) northwest of Congress northeast to SR 96 southeast of Bagdad. The road was built by the late 1930s and improved during the late 1940s. Established as a state route in 1962, SR 97 was paved in the early 1970s. In 2000, the highway was officially added to the State Highway system. The route begins at an intersection with US 93 northwest of Congress and southeast of Nothing. Beginning at US 93 southbound, SR 97