
US 91 replaced SR 6 in 1926 until it was succeeded by I-15 in 1974. History I-15 southbound near Glendale, Nevada, in 2018 SR 6 was signed along the I-15 corridor c. At Mesquite, the freeway then crosses the Arizona state line and cuts through the extreme northwestern corner of Arizona through the Virgin River Gorge before entering Utah. Once I-15 leaves North Las Vegas, the freeway travels northeast and crosses the Muddy River at Glendale and then climbs up onto the Mormon Mesa. Then, the Interstate enters North Las Vegas and continues to run roughly parallel to Las Vegas Boulevard (old US 91) as it leaves the Las Vegas urban limits near the northern junction with the Clark County 215 beltway. I-15 travels along the west side of the Las Vegas Strip corridor and just west of downtown Las Vegas just before its junction with I-515 and US 95 (the " Spaghetti Bowl" interchange). View south along I-15 at exit 42 (I-515, US 93, US 95) in Las Vegas in 2015

Originally, this interchange was termed Son of Spaghetti Bowl by the Las Vegas Review-Journal when it was built. The Interstate meets I-215 at the Southern Beltway Interchange, which provides access to Henderson and Harry Reid International Airport.

The highway then enters the Las Vegas urban area upon passing the State Route 146 (SR 146, Saint Rose Parkway) interchange.įrom Silverado Ranch Boulevard to US 95, the freeway has HOV lanes that are currently enforced by both Metro and NHP, 24 hours a day and 7 days a week and is the only state within the nation to do so. Once I-15 leaves Primm, the route travels north through the desert with few services. I-15 crosses the Nevada state line at the first exit, Primm. Motorists in California begin a long descent through Ivanpah Valley and Ivanpah Dry Lake. Route description Aerial view of I-15 looking south from Sunset Road in the Las Vegas Valley in 2014 The entire route of I-15 is designated the Las Vegas Freeway. Route 91 (US 91) and Arrowhead Trail, eventually replacing both of these roads.

The highway was built along the corridor of the older U.S. Within the state, the freeway runs entirely in Clark County. state of Nevada that begins in Primm, continues through Las Vegas and it crosses the border with Arizona in Mesquite. Interstate 15 ( I-15) is an Interstate Highway in the U.S.
