Highway — 85

Provide more specific details on the expansion projects Focus on the history of Interstate 85 in the Southeast Find traffic safety data for a specific state's segment Let me know which of these interests you most! U.S. Highway 85 From Wyoming to Cheyenne Crossing

Texas, New Mexico, Colorado, Wyoming, South Dakota, and North Dakota.

Studies along the corridor, particularly in Colorado, have investigated habitat connectivity, as the highway affects the movements of predators and wildlife like elk. Highway 85

US 85 is crucial for transportation in the west, passing through the Little Missouri National Grassland and near Theodore Roosevelt National Park (North Unit).

In Texas and New Mexico, portions of US 85 follow the historic Camino Real de Tierra Adentro trade route. Regional Highlights and Features Provide more specific details on the expansion projects

The highway begins at the Mexican border in El Paso, Texas—connecting with Mexican Federal Highway 45—and ends at the Canadian border north of Fortuna, North Dakota, where it continues as Saskatchewan Highway 35.

Major projects have been initiated to improve safety and capacity, including widening projects and the addition of passing lanes, such as those addressing wildlife crossings between Wyoming and South Dakota. Other "Highway 85" Designations Studies along the corridor, particularly in Colorado, have

U.S. Route 85 (US 85) is a major north-south United States highway stretching approximately 1,479 miles (2,380 km) from the Mexican border to the Canadian border, passing through the Mountain and Northern Plains states. Established in 1926, it serves as a critical, often rural, transportation artery, integral to commerce, energy transport, and historical trade routes.