Interstate 40 in Arizona Interstate 40 in Arizona Interstate 40 (I-40) is an east–west Interstate Highway that has a section in the U.S. state of Arizona, connecting sections in California and New Mexico. The section throughout Arizona is also known as the Purple Heart Trail. It enters Arizona from the west at a crossing of the Colorado River southwest of Kingman. It travels eastward across the northern portion of the state connecting the cities of Kingman, Ash Fork, Williams, Flagstaff, Winslow, and Holbrook. I-40 continues into New Mexico, heading to Albuquerque. The highway has major junctions with U.S. Route 93 (US 93) — the
Arizona State Route 177 Arizona State Route 177 State Route 177 or SR 177 runs in a north–south direction from Superior, Arizona to Winkelman, Arizona. It ends at two junctions, US 60 to the north and State Route 77 to the south. The southern half of this road runs alongside the Gila River and the Copper Basin Railroad. The road passes through or near the towns of Kelvin, Riverside, Kearny and Hayden. This road passes by the copper mines in eastern Pinal County. It is a spur road of Arizona State Route 77. The southern terminus of SR 177 is located at an intersection