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Danville, Virginia — The American South (Mid-Atlantic)
 

Roanoke Navigation System

 
 
Roanoke Navigation System Marker image. Click for full size.
Photographed by C. Ryan Dodson, October 12, 2024
1. Roanoke Navigation System Marker
Inscription.
The canal running just under the south end of the bridge is a remnant of a transportation network that once linked the basins of the Dan, Staunton and Roanoke Rivers. Patrick Henry helped pass the first authorization for such a system, but work began in earnest in 1815 when Virginia and North Carolina formed a single interstate incorporation. Danville’s Ύ mile segment, known locally as the Morotock Canal, was completed in 1823, consisted of a guard lock and four lift locks, all of wood, which enabled flat-bottomed boats called bateaux to navigate around Wynn’s Falls, shallow rapids where the Town of Danville had begun in 1793. At its peak in 1828, the Roanoke Navigation System linked Danville by water to Weldon NC, 120 miles southeast and Leaksville, NC 30 miles southwest. Success of the Richmond & Danville Railroad, and its successor, the Southern, led to the dissolution of the Roanoke Navigation system in the early 1880s. When the Riverside Cotton Mills was founded in 1882, the company purchased the waterway for its system of hydropower turbines which powered the Riverside Division during its early years. In the 1970s,
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Memorial Drive was extended to Main Street resulting in the destruction of half of the canal. The west end of the canal remains extant while the east end, now a subterranean canal no longer holding water, runs underneath Main Street and the Dan River Research Building, portions of which have been filled with earth. The middle section of the old canal, now extinct, lies under Memorial Drive. (Gary Grant, 1994)
 
Erected 1994 by City of Danville.
 
Topics. This historical marker is listed in these topic lists: Bridges & ViaductsIndustry & CommerceWaterways & Vessels. A significant historical year for this entry is 1823.
 
Location. 36° 35.597′ N, 79° 23.831′ W. Marker is in Danville, Virginia. It is on Union Street Bridge north of Memorial Drive (Virginia Route 413), on the right when traveling north. Touch for map. Marker is in this post office area: Danville VA 24541, United States of America. Touch for directions.

Regionally, this marker is in Southside Virginia and specifically in Central Virginia. It is also in the American South and specifically in the Upper South. Globally, it is in North America, the Western
Roanoke Navigation System Marker image. Click for full size.
Photographed by C. Ryan Dodson, December 7, 2024
2. Roanoke Navigation System Marker
Hemisphere, the Western World, and the Anglosphere. Historically, it finds itself in what was once the territory of the Mississippian Culture, one of the original Thirteen Colonies, one of the Confederate States of America, and the Antebellum South.

Other nearby markers. At least 8 other markers are within walking distance of this marker: Danville Historic Mill District (within shouting distance of this marker); Union Street Bridge (within shouting distance of this marker); Union Street Dam (about 500 feet away, measured in a direct line); The Dan River (about 600 feet away); Union Street Dam & Bridge (about 700 feet away); Preservation Alliance of Virginia (about 800 feet away); a different marker also named Union Street Bridge (approx. 0.2 miles away); The Wreck of the Old 97 (approx. 0.2 miles away). Touch for a list and map of all markers in Danville.
 
More about this marker. This is one of eight historic markers installed along the Union Street Bridge in 1994.
 
Former Roanoke Navigation System canal image. Click for full size.
Photographed by C. Ryan Dodson, December 7, 2024
3. Former Roanoke Navigation System canal
as seen from the Union Street Bridge
Former Roanoke Navigation System canal image. Click for full size.
Photographed by C. Ryan Dodson, December 7, 2024
4. Former Roanoke Navigation System canal
as seen from the Union Street Bridge
Canal wall image. Click for full size.
Photographed by C. Ryan Dodson, December 7, 2024
5. Canal wall
as seen from the Union Street Bridge
Former Roanoke Navigation System Canal image. Click for full size.
Photographed by C. Ryan Dodson, May 19, 2025
6. Former Roanoke Navigation System Canal
Former Roanoke Navigation System Canal image. Click for full size.
Photographed by C. Ryan Dodson, May 19, 2025
7. Former Roanoke Navigation System Canal
 
 
Credits. This page was last revised on April 30, 2026. It was originally submitted on December 8, 2024, by C. Ryan Dodson of Danville, Virginia. This page has been viewed 207 times since then and 27 times this year. Last updated on April 29, 2026, by C. Ryan Dodson of Danville, Virginia. Photos:   1, 2, 3, 4, 5. submitted on December 8, 2024, by C. Ryan Dodson of Danville, Virginia.   6, 7. submitted on September 4, 2025, by C. Ryan Dodson of Danville, Virginia. • Devry Becker Jones was the editor who published this page.
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Jul. 19, 2026