Industry of Marion County, Tennessee

Transportation

River, rail, road, and air: how people and freight have moved through Marion County

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Last updated: April 19, 2026

Marion County's transportation story mirrors its geography. The Tennessee River and its gorge funneled early commerce; the rugged Cumberland escarpment channeled railroads and roads into a few passable corridors; and Monteagle Mountain, the long grade dividing the Sequatchie Valley from the Nashville Basin, has shaped every land route in and out of the county from the pre-statehood era to Interstate 24.

The Tennessee River

The Tennessee River has been Marion County's most important transportation artery for most of the region's human history. Before European contact it was the backbone of Cherokee and earlier Mississippian travel and trade. In the Chickamauga era of the late 1700s the Lower Towns at Nickajack and Running Water sat directly on the river. After American settlement the river carried produce, timber, and coal downstream to the Tennessee and Ohio valleys and beyond.

Navigation through the Marion County stretch was historically hazardous. The most feared obstacle was “The Suck,” a stretch of rapids, whirlpools, and sudden currents in the Tennessee River Gorge where the river bent sharply around the Cumberland Plateau. The Suck cost boats and lives throughout the 19th century and was not tamed until Hales Bar Dam, completed in 1913, raised water levels and drowned the worst of the rapids. Hales Bar Dam, replaced by TVA's Nickajack Dam in 1967, made the entire Marion County river reach into a commercially navigable reservoir with modern locks.

The river remains active today as part of the TVA lock-and-dam system, carrying barge freight between the upper Tennessee Valley and the Ohio and Mississippi basins. Read more about “The Suck” rapids →

Historic ferries

Before modern bridges, ferries were the practical way to cross the Tennessee River in the Marion County gorge. Two are specifically remembered.

Rankin's Ferry operated across the Tennessee River between Guild and Shellmound well into the late 1920s. It was the main local crossing in the era before modern bridges and served farmers, mail carriers, and commerce through the gorge. The Rankin's Ferry historical site can still be seen in the Guild area, though the ferry service ended as bridges took over during the late 1920s.

At the county seat, Betsy Pack, daughter of Cherokee chief John Lowrey, operated a ferry on the Tennessee River in the early 1800s. She also sold the 40-acre tract on which the town of Jasper was founded in 1819. Jasper's main north-south street, Betsy Pack Drive, is named for her.

Railroads

The Nashville, Chattanooga & St. Louis Railway (NC&StL) was the rail backbone of industrial Marion County. Its main line passed through the Sequatchie Valley and tied the coal, coke, iron, and cement operations at Whitwell, Victoria, Orme, Inman, Richard City, and South Pittsburg to national markets. The NC&StL was absorbed into the Louisville & Nashville Railroad in 1957 and later became part of CSX; portions of the historic route remain in service for freight. Read more about the NC&StL Railway →

The Pikeville Branch Railroad was a regional branch that ran north up the Sequatchie Valley from Marion County toward Pikeville in Bledsoe County. It served the coal operations of the upper valley and carried passenger and freight traffic into the 20th century. A dedicated spur branched off the Pikeville Branch at Copenhagen (Richard City) to serve the Dixie Portland Cement plant, tying Marion County's largest 20th-century manufacturer into the broader regional rail grid.

Passenger rail service to Marion County ended in the mid-20th century as highway travel took over. No passenger trains stop in the county today.

NC&StL Railway locomotive

The NC&StL Railway

The Nashville, Chattanooga & St. Louis Railway, the main line that served industrial Marion County.

Roads and US highways

The earliest overland routes through Marion County followed Cherokee trails and, later, stagecoach roads through the Sequatchie Valley and over Monteagle Mountain. By the early 20th century these routes had been formalized into numbered US highways:

Of these, the Monteagle Mountain grade on US 41 (and later I-24) has been a defining geographic bottleneck. The climb out of the Sequatchie Valley onto the Cumberland Plateau is long, steep, and often icy in winter, and has been the site of major truck accidents and weather-related closures throughout the 20th and 21st centuries.

The Shelby Rhinehart Bridge

Shelby Rhinehart Bridge carrying SR-156 over the Tennessee River at South Pittsburg
The Shelby Rhinehart Bridge carrying Tennessee SR-156 over the Tennessee River at South Pittsburg, 2003. Photo: Chris Light (Wikimedia Commons, CC BY-SA 4.0).

The Shelby Rhinehart Bridge, locally known as the Blue Bridge for its distinctive blue steel arches, carries Tennessee State Route 156 over the Tennessee River at South Pittsburg. The bridge connects South Pittsburg to New Hope on the south bank and is one of the most recognizable landmarks in the county.

The bridge was completed in 1981. It is a steel tied-arch bridge with a total length of 1,514 feet (461 meters) and a width of 47.9 feet carrying two lanes of traffic. The bridge was designed by the Tennessee Department of Transportation and fabricated by the American Bridge Company of New York. It received the 1982 Award of Merit for Long Span Bridges.

The bridge replaced a ferry crossing that had been in operation for more than 75 years, providing the first fixed-link connection between South Pittsburg and the communities south of the river. Before the bridge, residents and commerce depended on the ferry or lengthy detours to reach the opposite bank. Its construction was a significant improvement in regional connectivity, tying South Pittsburg's industrial economy more directly to north Alabama and the US 72 corridor.

The bridge is named for Shelby A. Rhinehart, a Democratic member of the Tennessee General Assembly who represented District 37 (which included parts of Marion County along with Bledsoe, Sequatchie, and Van Buren counties). Rhinehart died on September 19, 2002.

Interstate 24

Interstate 24, completed through Marion County in the 1960s and 1970s, reshaped the county's economy and settlement patterns more than any infrastructure project since the railroad arrived. I-24 tied the Sequatchie Valley directly into the Chattanooga-Nashville freight corridor, opened the county to daily commuters into Chattanooga, and concentrated retail, services, and hospitality at the Kimball interchange (exit 152). The Monteagle Mountain grade on I-24 is a well-known stretch for truckers and remains one of the more challenging interstate climbs in the Southeast.

I-24 near Monteagle, 1967

Interstate 24 & Regional Connectivity

The I-24 corridor through Marion County, the Monteagle Mountain grade, and the Kimball interchange.

Jasper Municipal Airport

Marion County Airport, also known as Jasper Municipal Airport, is a publicly owned general-aviation airport serving the county seat. It handles small general-aviation traffic, personal aircraft, and occasional corporate flights. There is no scheduled commercial airline service in Marion County; the nearest commercial passenger airport is Chattanooga Metropolitan Airport (CHA), about 35 miles east.

Public transit and buses

Marion County has no fixed-route public bus system. Regional demand-response service for older adults, people with disabilities, and general public trips is provided by the Southeast Tennessee Human Resource Agency (SETHRA), with additional private intercity bus service via connections at Chattanooga. Most day-to-day travel in the county is by personal vehicle.

Why it all matters

Marion County's transportation infrastructure has shaped almost everything else about the county. River navigation made the Lower Towns and, later, the 19th-century industrial economy possible; the NC&StL tied mines and foundries into national markets; US 41 and I-24 turned the Kimball interchange into a modern commercial hub. Where the routes go, and where they used to go, still defines where people live and work.

Related

About the NC&StL Railway →
About Interstate 24 →
About Hales Bar Dam →
About Nickajack Lake, Cave, and Dam →
About Haletown and Guild →
About Shellmound →

Sources