The average US bridge is 48 years old. That's a lot of birthday candles.
The average US bridge is 48 years old. That's a lot of birthday candles.
Did you know? The oldest bridge in the NBI was built in 1697.
over APPENZELL CREEK
.5M.N.OF SNYDERSVILLE EX.
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 21,808 vehicles per day and is 63 years old (reconstructed in 1978).
Its sufficiency rating of 46.4 places it below the national average of 63.6.
For travelers with bridge anxiety
This bridge may cause some awareness for travelers with bridge anxiety, but has manageable characteristics.
This bridge is 179 feet long — a short crossing, about 10-15 seconds.
A standard overpass design with solid barriers on each side.
No height data available — likely a standard overpass height.
About 21,808 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 53 feet wide with 3-4 lanes — standard width.
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
1963
63 years old (rebuilt 1978)
Structure Type
Prestressed Concrete Stringer/Multi-beam/Girder
Total Length
179 ft
54.6 m
Deck Width
53 ft
16.3 m
Spans
3
sections between supports
Max Span
67 ft
longest unsupported section (20.4 m)
Traffic Lanes
3 lanes
One-way traffic
Daily Traffic
21,808vehicles/day
40.95611°N, 75.28595°W
Prestressed Concrete Stringer/Multi-beam/Girder
A prestressed concrete stringer bridge uses pretensioned concrete beams, where steel tendons are stretched before concrete is poured. This creates stronger, lighter spans.
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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.