Crunching the numbers on America's infrastructure...
Crunching the numbers on America's infrastructure...
The average US bridge is 48 years old. That's a lot of birthday candles.
over BRANCH
.4 M SW JCT SR155&SR1
Parametric wireframe generated from real NBI dimensions. Drag to rotate, scroll to zoom.
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This bridge has a Poor overall condition rating of 4 out of 9. This bridge is classified as being in poor condition, meaning one or more structural components have significant deterioration. Poor condition does not mean the bridge is unsafe to drive on, but it does mean repairs or replacement may be needed.
The bridge carries 36,062 vehicles per day and is 103 years old (reconstructed in 1955).
Its sufficiency rating of 54.4 places it below the national average of 63.6.
For travelers with bridge anxiety
This bridge is likely to be a comfortable crossing for most travelers.
This bridge is 29 feet long — a quick crossing, under 5 seconds at highway speed.
This is a culvert — you may not even notice you're crossing it.
No height data available — likely a standard overpass height.
About 36,062 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 76 feet wide with multiple lanes — easy to stay in a center lane.
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
1923
103 years old (rebuilt 1955)
Structure Type
Concrete Culvert
Total Length
29 ft
8.8 m
Deck Width
76 ft
23.3 m
Spans
1
sections between supports
Max Span
28 ft
longest unsupported section (8.5 m)
Traffic Lanes
5 lanes
Two-way traffic
Daily Traffic
36,062vehicles/day
36.13018°N, 86.83752°W
Concrete Culvert
A concrete culvert is a drainage structure that allows water to flow beneath a road. While technically not a traditional bridge, culverts over 20 feet are tracked in the national inventory.
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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.