Did you know? The oldest bridge in the NBI was built in 1697.
Did you know? The oldest bridge in the NBI was built in 1697.
41,685 bridges are in poor condition. But this loading screen isn't one of them.
over SOUTH HOLSTON RIVER
5 MI.N.OF WASHINGTON CO.
Parametric wireframe generated from real NBI dimensions. Drag to rotate, scroll to zoom.
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This bridge has a Fair overall condition rating of 5 out of 9. While it is not classified as structurally deficient, it shows some deterioration that is being monitored.
The bridge carries 17,625 vehicles per day and is 96 years old.
Its sufficiency rating of 59.1 places it below the national average of 63.6.
The NBI records a navigation clearance of 30 feet — the minimum vertical space below the bridge deck. The total height of the bridge structure (including towers, railings, and superstructure) may be higher.
For travelers with bridge anxiety
This bridge has some features that may be challenging for travelers with bridge anxiety. See the tips below for a more comfortable crossing.
This bridge is 916 feet long — a moderate crossing, about 30 seconds.
An arch bridge design with some openness to the surroundings.
About 30 feet above ground — moderate height, similar to a 3-5 story building.
About 17,625 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 23 feet wide with 1-2 lanes — a narrower crossing.
This bridge crosses over water. Focus on the road ahead — the water is far below.
This comfort score is designed to help individuals with bridge anxiety plan their travel. All bridges in the National Bridge Inventory are regularly inspected and deemed safe for travel. This is not medical advice — if you experience severe anxiety, please consult a healthcare professional.
Year Built
1930
96 years old
Structure Type
Concrete Arch (Deck)
Total Length
916 ft
279.1 m
Deck Width
23 ft
7.0 m
Spans
3
sections between supports
Max Span
237 ft
longest unsupported section (72.2 m)
Traffic Lanes
2 lanes
One-way traffic
Clearance Below
30 ft
navigation clearance under deck
Clearance height compared to familiar objects
Height shown is the navigation clearance below the bridge deck. The total height of the bridge structure (including towers and superstructure) may be higher.
Daily Traffic
17,625vehicles/day
36.49798°N, 82.51263°W
Concrete Arch (Deck)
A concrete arch bridge uses a curved concrete structure to transfer loads through compression. Concrete arches are durable and can be very aesthetically pleasing.
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Data from the National Bridge Inventory (NBI), maintained by the Federal Highway Administration (FHWA).
Data year: 2025. Conditions may have changed since the last inspection.
This information is provided for educational and informational purposes only. It should not be used as the sole basis for any decisions related to bridge safety or transportation planning. Always consult official sources and local authorities for the most current data.