How Long Is Interstate 40 In Tennessee?

by | Last updated on January 24, 2024

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At a length of

454.81 miles (731.95 km)

, the Tennessee segment of I-40 is the longest of any state on the route, and the longest interstate highway in Tennessee. I-40 parallels the older U.S. Route 70 (US 70) corridor for its entire length in Tennessee.

Where does Interstate 40 begin and end?

Interstate 40, or I-40 is an Interstate Highway in the United States. It runs

from Barstow, California in the west to Wilmington, North Carolina in the east

. The route is 2,555.10 miles (4,112.03 km) long.

How many miles is I-40 in Tennessee?

Tennessee has more miles of I-40 within its boundaries than any other state, with 455 miles traveling through 20 counties. I-40 has a total of

2,554.22 miles

across the United States in eight states.

Does Interstate 40 go through Nashville Tennessee?


Tennessee has more miles

of I-40 within its boundaries than any other state, with 455 miles traveling through 20 counties. … Nashville is one of only four U.S. cities where six interstate legs converge within the city’s boundaries: I-65 North and South, I-40 East and West, and I-24 East and West.

What is the longest interstate in Tennessee?

The longest interstate in Tennessee,

I-40

runs for 455.28 miles throughout the entire state, originating in the West at the Arkansas state line and crossing through Memphis, Jackson, Nashville, Cookeville, and Knoxville before terminating at the North Carolina state line.

What year was Interstate 40 built in Tennessee?

Construction began in May, 1957 for the “Figure 8” interchange. Interstate-40 is an important transportation lifeline across the nation, so when the I-40 bridges over the Mississippi River in Memphis were completed in

October 1973

it provided an important connection for that lifeline.

Does Interstate 40 go through the mountains?

Turning along a southeasterly course, Interstate 40

traverses the Great Smoky Mountains into North Carolina

. Spanning nearly the width of the Tar Heel State, I-40 connects regional cities in western parts of the state including Asheville, Hickory and Statesville with the Triad area (Winston-Salem and Greensboro).

What is the longest interstate?


Interstate 90

, America’s longest Interstate Highway, spans from Boston, Massachusetts, to Seattle, Washington.

Is Route 66 the same as I-40?

Completed in 1926, Route 66 winds 2,448 miles from Chicago to L.A. Through most of the Western states, Route 66

follows Interstate 40

, which eventually replaced much of the Mother Road. In some areas, the remnants of 66 parallel the interstate as a frontage road.

What is the longest road in the United States?

In 1963, therefore,

U.S. 20

became the longest road in the country. U.S. 20 is 3,365 miles long according to the 1989 log. The route begins in Boston at a junction with Massachusetts Route 2 and ends in Newport, Oregon, at a junction with U.S. 101.

Does Interstate 10 go through Tennessee?

State Route 10 (SR 10) is a south–north route from

the Alabama state line in Lincoln County, Tennessee

to the Kentucky state line in Macon County.

How many interstates are in TN?

Number I-

55
Length (mi) 12.28 Length (km) 19.76 Southern or western terminus I-55/I-69 at Mississippi state line Northern or eastern terminus I-55/US 61/US 64/US 70/US 79 at Arkansas state line

What is the shortest interstate in the United States?

The shortest interstate is

I-878

in New York City, which is all of seven-tenths of a mile long. That’s just 3,696 feet.

Why is I-40 closed in Tennessee?

The I-40 bridge was

shut down May 11 after inspectors found a crack in one of two 900-foot (275-meter) horizontal steel beams critical for the bridge’s structural integrity

. Road traffic had been diverted to the nearby Interstate 55 bridge during the I-40 bridge’s repairs.

What is the highest elevation on Interstate 40 in North Carolina?

The highest point is at

2,786 feet (849 m)

, located at Swannanoa Gap, and the lowest point is at 15 feet (4.6 m), located at the Pender–New Hanover county line.

What year was Interstate 40 completed?

It took two decades for I-40 to be completed; the last section opened to traffic on

June 29, 1990

. AASHTO formally approved the designation of Interstate 40 between Raleigh and Wallace, located about 30 miles north of Wilmington, on December 7, 1990.

David Evans
Author
David Evans
David is a seasoned automotive enthusiast. He is a graduate of Mechanical Engineering and has a passion for all things related to cars and vehicles. With his extensive knowledge of cars and other vehicles, David is an authority in the industry.