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Interstate 40 (I-40) is part of the Interstate Highway System that runs 2,556.61 miles (4,114.46 km) from Barstow, California, to Wilmington, North Carolina. [1] The highway crosses Tennessee from west to east, from the Mississippi River at the Arkansas border to the Blue Ridge Mountains at the North Carolina border.
In Tennessee, U.S. Route 412 (US 412) stretches for 181.93 miles (292.79 km) through the farmland of West Tennessee and the hills of Middle Tennessee, starting at the Missouri state line (on I-155 at the Mississippi River) near Dyersburg and running to an interchange between I-65 and SR 99 in Columbia. [1] [2]
The longest auxiliary Interstate Highway in Tennessee is I-840, an outer southern bypass around Nashville, at a length of 77.28 miles (124.37 km). The shortest Interstate Highway in Tennessee is the 1.97 miles (3.17 km) I-124 in Chattanooga, which is unsigned; the shortest signed Interstate Highway is I-275 in Knoxville, at 2.98 miles (4.80 km ...
The triangle marker design was the only design until November 1983, when Tennessee divided its routes into primary routes and secondary or "arterial" routes with the adoption of a functional classification system, creating a primary marker and making the triangle marker the secondary marker; primary marker signs were posted in 1984. [2]
Seven of the 13 bridges originally closed also have been opened again. However, five bridges around East Tennessee will remain closed for longer-term repairs. Washington SR-81 Nolichucky River Bridge
The old alignment southeast of Celina is now known as Old Livingston Highway. Parts of an even older alignment of State Route 52 in Clay County still remains intact also. All re-routings shortened the route by an estimated total of 4.4 miles (7.1 km) from the previously listed 148.88 miles (239.60 km).
State Route 30 (SR 30) is an east-west state highway in the central and eastern portions of the U.S. state of Tennessee.It runs generally west to east, connecting McMinnville in Warren County with Parksville along the Ocoee River in Polk County.
US 31, US 431 and US 41 and US 41A then go around the Tennessee State Capitol Building and lose US 41A, the Rosa L. Parks name and the Tennessee Parkway designation. US 31, US 431 and US 41 then go over the Cumberland River on the Victory Memorial Bridge. US 31, US 431 and US 41 then have an interchange with I-24.