The Golden Gate Bridge uses 80,000 miles of wire in its cables.
The Golden Gate Bridge uses 80,000 miles of wire in its cables.
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over NFA A035-FAU 4334-CSX RR
IN TULLAHOMA CITY LIMITS
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 17,321 vehicles per day and is 85 years old (reconstructed in 2014).
Its sufficiency rating of 53.4 places it below the national average of 63.6.
The NBI records a navigation clearance of 26 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 962 feet long — a moderate crossing, about 30 seconds.
A standard overpass design with solid barriers on each side.
About 26 feet above ground — moderate height, similar to a 3-5 story building.
About 17,321 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 60 feet wide with 3-4 lanes — standard width.
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
1941
85 years old (rebuilt 2014)
Structure Type
Concrete Tee Beam
Total Length
962 ft
293.2 m
Deck Width
60 ft
18.4 m
Spans
26
sections between supports
Max Span
57 ft
longest unsupported section (17.4 m)
Traffic Lanes
4 lanes
Two-way traffic
Clearance Below
26 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
17,321vehicles/day
35.35660°N, 86.20528°W
Concrete Tee Beam
A concrete tee beam bridge uses T-shaped cross-section beams where the top flange serves as part of the deck, efficiently using concrete in both compression and tension.
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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.