Fun fact: The average American crosses 4 bridges a day without even noticing.
Fun fact: The average American crosses 4 bridges a day without even noticing.
Why was the bridge always tired? Too many crossings.
over CSX RAILROAD
1.3 MI S OF JCT SR 21
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This bridge has a Good overall condition rating of 7 out of 9. It is in good structural condition and is not classified as structurally deficient.
The bridge carries 79,700 vehicles per day and is 50 years old (reconstructed in 1997).
Its sufficiency rating of 78.5 is above the national average of 63.6.
The NBI records a navigation clearance of 25 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 may cause some awareness for travelers with bridge anxiety, but has manageable characteristics.
This bridge is 182 feet long — a short crossing, about 10-15 seconds.
A standard overpass design with solid barriers on each side.
About 25 feet above ground — moderate height, similar to a 3-5 story building.
About 79,700 vehicles cross daily — heavy traffic, congestion likely during rush hours.
The deck is 79 feet wide with multiple lanes — easy to stay in a center lane.
This bridge crosses over land, not water — no water views 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
1976
50 years old (rebuilt 1997)
Structure Type
Steel Stringer/Multi-beam/Girder
Total Length
182 ft
55.5 m
Deck Width
79 ft
24.1 m
Spans
3
sections between supports
Max Span
61 ft
longest unsupported section (18.6 m)
Traffic Lanes
3 lanes
One-way traffic
Clearance Below
25 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
79,700vehicles/day
32.17578°N, 81.20749°W
Steel Stringer/Multi-beam/Girder
A steel stringer bridge uses parallel steel beams (stringers) to support the deck. This is one of the most common bridge types in the US, valued for its simplicity and strength.
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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.