Interstate 80

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Interstate 80

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Country
State or province	US
Type	Interstate
Route number	80
Alternate name
Maintained by
Length	2899 miles ( km)
Established	1956
Decommissioned
Status

Interstate 80 (I-80) is a major transcontinental Interstate Highway in the United States, stretching from San Francisco, California to Teaneck, New Jersey. It is the second-longest Interstate Highway in the United States, following Interstate 90. I-80 is a critical component of the Interstate Highway System, facilitating cross-country travel and commerce.

Route description

I-80 begins at an interchange with U.S. Route 101 in San Francisco, California. It crosses the San Francisco–Oakland Bay Bridge and continues through the Sacramento Valley and the Sierra Nevada mountains. The highway then traverses the states of Nevada, Utah, Wyoming, Nebraska, Iowa, Illinois, Indiana, Ohio, and Pennsylvania before reaching its eastern terminus in Teaneck, New Jersey.

California

In California, I-80 passes through major cities such as Sacramento and Oakland. It is a vital corridor for both local and long-distance traffic.

Nevada

In Nevada, I-80 runs through the northern part of the state, including the city of Reno. The highway follows the path of the historic California Trail.

Utah

In Utah, I-80 passes through the Great Salt Lake Desert and the city of Salt Lake City. It intersects with Interstate 15 in Salt Lake City.

Wyoming

In Wyoming, I-80 crosses the southern part of the state, passing through cities such as Cheyenne and Laramie. The highway traverses the Rocky Mountains.

Nebraska

In Nebraska, I-80 follows the path of the Platte River and passes through cities such as Omaha and Lincoln.

Iowa

In Iowa, I-80 runs through the central part of the state, including the city of Des Moines. It intersects with Interstate 35 in Des Moines.

Illinois

In Illinois, I-80 passes through the Chicago metropolitan area, intersecting with several major highways, including Interstate 55 and Interstate 57.

Indiana

In Indiana, I-80 runs concurrently with Interstate 90 as part of the Indiana Toll Road.

Ohio

In Ohio, I-80 continues as the Ohio Turnpike, passing through cities such as Toledo and Cleveland.

Pennsylvania

In Pennsylvania, I-80 traverses the northern part of the state, including the Pocono Mountains.

New Jersey

In New Jersey, I-80 reaches its eastern terminus in Teaneck, where it intersects with Interstate 95.

History

I-80 was established as part of the original Interstate Highway System in 1956. The highway was completed in segments over several decades, with the final segment being completed in 1986.

Major intersections

• Interstate 5 in Sacramento, California
• Interstate 15 in Salt Lake City, Utah
• Interstate 25 in Cheyenne, Wyoming
• Interstate 35 in Des Moines, Iowa
• Interstate 55 in Joliet, Illinois
• Interstate 65 in Gary, Indiana
• Interstate 75 in Toledo, Ohio
• Interstate 95 in Teaneck, New Jersey

Related pages

• Interstate Highway System
• U.S. Route 101
• San Francisco–Oakland Bay Bridge
• California Trail
• Ohio Turnpike
• Indiana Toll Road

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