Connecting the data points... literally.
Connecting the data points... literally.
Bridges: the original social network. Connecting communities since 850 BC.
over AMTRAK
3 MI SE OF CASTLETON
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 6 out of 9. While it is not classified as structurally deficient, it shows some deterioration that is being monitored.
The bridge carries 839 vehicles per day and is 118 years old (reconstructed in 2021).
Its sufficiency rating of 58.6 places it below the national average of 63.6.
The NBI records a navigation clearance of 21 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 92 feet long — a quick crossing, under 5 seconds at highway speed.
A truss bridge — the steel framework can provide a sense of enclosure.
About 21 feet above ground — moderate height, similar to a 3-5 story building.
Only about 839 vehicles cross daily — very light traffic with low congestion risk.
The deck is 24 feet wide with 1-2 lanes — a narrower crossing.
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
1908
118 years old (rebuilt 2021)
Structure Type
Steel Truss (Thru)
Total Length
92 ft
28.0 m
Deck Width
24 ft
7.4 m
Spans
1
sections between supports
Max Span
90 ft
longest unsupported section (27.4 m)
Traffic Lanes
2 lanes
Two-way traffic
Clearance Below
21 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
839vehicles/day
42.51358°N, 73.70316°W
Steel Truss (Thru)
A steel truss bridge uses a framework of interconnected triangular elements. The geometric rigidity of triangles makes this design extremely efficient at distributing loads.
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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.