Seaboard System (SBD) Railroad – History Timeline
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Page Contents
History Timeline of the Seaboard System (SBD) Railroad

1970s: The Family Lines System
- Ownership: The Seaboard Coast Line Industries (SCLI) holding company, formed in 1968, owned several railroads, including the Seaboard Coast Line (SCL), Louisville & Nashville (L&N), Clinchfield, and the West Point Route (consisting of the Georgia Railroad, Atlanta & West Point Railroad, and Western Railway of Alabama).
- 1971: Passenger service from the SCL and L&N is transferred to the newly formed Amtrak.
- Marketing Campaigns: From 1972, these railroads begin marketing themselves collectively as the “Family Lines System” to compete with the rival Southern Railway. The Family Lines logo and a common gray, red, and yellow paint scheme are introduced, though individual railroad reporting marks are retained.
- Operations: While marketed as a single system, the member railroads mostly continue to operate independently under their own names for legal and regulatory reasons. Operational coordination is improved to offer better customer service for long-distance freight.
- Top Commodities: The combined network hauls a diverse range of freight, including Appalachian coal from the Clinchfield and L&N lines, phosphates from Florida, automobiles and parts from the Midwest, and lumber from the Southeast.
- 1978: The SCL is approached by Southern Pacific about a potential transcontinental merger, but SCL President Prime F. Osborn III calls it off.
1980–1982: The path to CSX
- 1980: Seaboard Coast Line Industries and Chessie System merge their holding companies to form the CSX Corporation.
- Ownership: The railroads of the Family Lines and Chessie System become subsidiaries of CSX Corporation but remain separate operating entities.
- Famous Executives: Prime F. Osborn III is named the first chairman and CEO of CSX Corporation.
- Strategy: The formation of the holding company is the initial step toward the eventual full merger and consolidation of the railroad properties into one unified system.
- 1982: The “Family Lines System” marketing brand is officially dropped.
- Restructuring: On December 29, 1982, the Seaboard Coast Line and Louisville & Nashville railroads are formally merged to create the Seaboard System Railroad, Inc. (SBD).
1983–1986: Consolidation as the Seaboard System
- Ownership: The new Seaboard System Railroad is a subsidiary of CSX Corporation and operates as a unified entity.
- Operations: The new company begins to systematically merge its smaller railroad properties to simplify management and operations.
- 1983: The Clinchfield and Georgia Railroads are merged into the Seaboard System.
- 1984: The South Carolina Pacific Railway and the Louisville, Henderson & St. Louis Railway are merged.
- 1985: The Gainesville Midland is merged.
- 1986: The Atlanta & West Point Railroad and the Columbia, Newberry & Laurens are merged.
- Financial Results: Merging the various lines creates cost savings and improves overall operational efficiency for CSX Corporation.
- Marketing Campaigns: A new Seaboard System logo and gray, red, and yellow paint scheme are introduced for locomotives, along with standardized numbering and lettering.
- Innovation: New locomotives are purchased to meet Chessie System specifications, and older units are rebuilt or updated.
- 1986: On July 1, the Seaboard System officially renames itself CSX Transportation.
For More Information – Sources and Resources
The following are excellent resources for those of you wanting to explore and learn more about the history and operation of the Appalachian Railroads. These sources of information also serve as reference and historical materials for Appalachian-Railroads.org. Much of the content on the website is verified across multiple sources.
- Associations and their Archives
- ACL & SCL Railroads Historical Society
- Baltimore & Ohio Railroad Historical Society
- Chesapeake & Ohio Historical Society
- Carolina Clinchfield Chapter National Railway Historical Society
- ET&WNC Railroad Historical Society and their Facebook Page
- George L. Carter Railroad Historical Society (Johnson City Railroad Experience)
- Louisville & Nashville Railroad Historical Society
- Norfolk & Western Historical Society
- Pennsylvania Railroad Technical and Historical Society
- Southern Railway Historical Association
- Watauga Valley Railroad Historical Society
- Personal Maps & Memorabilia: Documents, maps, timetables, and track charts
- Archives of Appalachia: ETSU, Johnson City TN
- Newspaper Articles: Newspapers.com
- Magazines/Online: ‘Trains‘, ‘Classic Trains‘
- Books
- Castner, Flanary & Dorin: Louisville & Nashville Railroad The Old Reliable‘
- Davis: The Southern Railway, Road of the Innovators‘
- Drury: The Historical Guide to North American Railroads
- Dixon: ‘Chesapeake & Ohio, Superpower to Diesels‘, Chesapeake & Ohio in the Coalfields, and ‘C&O Allegheny Subdivision‘
- Flanary: The Louisville & Nashville Cumberland Valley Division
- Flanary, Lindsey & Oroszi. The Southern Railway‘
- Flanary, Oroszi & McKee: ‘The Louisville & Nashville in the Appalachians‘
- Goforth: ‘Building the Clinchfield‘ and ‘When Steam Ran the Clinchfield‘
- Graybeal: ‘The Railroads of Johnson City‘
- Huddleston: ‘Appalachian Crossings – The Pocahontas Roads‘
- Irwin & Stahl: ‘The Last Empire Builder: The Life of George L. Carter‘
- Lindsey: ‘Norfolk Southern 1995 Review‘
- King: ‘Clinchfield Country‘
- Lindsey: ‘Norfolk Southern 1995 Review‘
- Marsh: ‘Clinchfield in Color‘
- Oroszi & Flanary: ‘Dixie Lines, The Louisville & Nashville Railroad‘
- Poole: ‘A History of Railroading in Western North Carolina‘
- Poteat & Taylor: ‘The CSX Clinchfield Route in the 21st Century‘
- Prince: ‘Nashville Chattanooga & St Louis Railway‘
- Stevens & Peoples: ‘The Clinchfield No. 1 – Tennessee’s Legendary Steam Engine‘
- Way: ‘The Clinchfield Railroad, the Story of a Trade Route Across the Blue Ridge Mountains‘
- Webb: ‘The Southern Railway System: An Illustrated History‘
- Wolfe: ‘Southern Railway Appalachia Division‘
- Wolfe, Wilson & Mandelkern: ‘Norfolk & Western’s Clinch Valley Line‘
- Young: ‘Appalachian Coal Mines and Railroads In Color,’ Volume 1: Kentucky and Volume 2: Virginia
- Online Article: Flanary: ‘The Quick Service Route, The Clinchfield Railroad‘; Scientific American: ‘The Costliest Railroad in America‘
- Online Videos: Ken Marsh on Kingsport area railroads and region’s history Video #1 | Video #2:
- Websites:
- Carolana.com – North Carolina Railroads, South Carolina Railroads
- Diesel Shop
- HawkinsRails.net
- Multimodalways
- StateOfFranklin.net which hosts Johnson’s Depot
- RailFanGuides.us for Johnson City and for Erwin
- SteamLocomotive.com
- VirginiaPlaces.org – Railroad History of Virginia
- WvncRails.org – North Carolina and West Virginia Railroads
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