U.S. Route 6 in Colorado

U.S. Route 6 in Colorado is a 394-mile (634 km) east–west highway traversing the diverse geography of the state, from the high desert of the Colorado Plateau to the Great Plains. It serves as a vital commercial and transportation corridor, connecting major cities like Grand Junction and Denver with numerous smaller communities. The route is notable for its scenic passages through the Rocky Mountains and its historical role in the development of Colorado.

Route description

Beginning at its western terminus at a junction with Interstate 70 and U.S. Route 50 in Grand Junction, the highway travels east through the Grand Valley. It ascends into the Rocky Mountains via the Clear Creek Canyon, passing near the historic mining towns of Black Hawk and Central City. East of Denver, the route follows the alignment of the Denver and Salt Lake Railway for a stretch before crossing the Great Plains. It passes through the agricultural communities of Brush and Sterling before reaching its eastern terminus at the Nebraska state line, where it continues as U.S. Route 6 in Nebraska.

History

The highway was originally part of the Transcontinental Motor Convoy route in 1919 and was designated as part of the U.S. Highway System in 1926. Its path through the mountains largely followed older wagon roads and stagecoach routes established during the Colorado Gold Rush. A significant realignment occurred in the 1950s and 1960s with the construction of the Interstate Highway System; the segment through Denver was largely supplanted by Interstate 70, pushing U.S. 6 onto a more northerly routing. The Loveland Pass section was a critical mountain crossing before the completion of the Eisenhower Tunnel.

Major intersections

From west to east, key junctions include the western terminus at I-70/US 50 in Grand Junction. It intersects State Highway 13 in Rifle and meets U.S. Route 40 in Empire. In the Denver Metropolitan Area, it has interchanges with Interstate 25 and U.S. Route 85. Further east, it junctions with U.S. Route 34 in Greeley and U.S. Route 385 in Holyoke before reaching the state line.

Special routes

A business route, U.S. Route 6 Business, serves downtown Greeley. Historically, there was a business loop through Denver prior to the interstate-era realignments. The route has also had several auxiliary designations for specific alignments through mountain passes, though many of these have been decommissioned or absorbed into other state highways.

In popular culture

The highway is famously mentioned in the song "Route 66" by Bobby Troup, though that song refers to the more famous U.S. Route 66. Portions of the route through the mountains have been featured in automotive television programs and advertisements for their challenging curves and scenic vistas. The Loveland Pass section is a popular location for filming due to its dramatic alpine landscapes.

Colorado Category:Transportation in Colorado