Why did the truss bridge break up with the beam bridge? It needed more support.
Why did the truss bridge break up with the beam bridge? It needed more support.
Why did the truss bridge break up with the beam bridge? It needed more support.
over NORFOLK SOUTHERN RR
BINGAMAN ST BRIDGE
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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 19,564 vehicles per day and is 106 years old (reconstructed in 1966).
Its sufficiency rating of 57.4 places it below the national average of 63.6.
The NBI records a navigation clearance of 15 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 1476 feet long — a moderate crossing, about 30 seconds.
An arch bridge design with some openness to the surroundings.
About 15 feet above ground — standard overpass height.
About 19,564 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 59 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
1920
106 years old (rebuilt 1966)
Structure Type
Concrete Arch (Deck)
Total Length
1,476 ft
449.9 m
Deck Width
59 ft
18.1 m
Spans
13
sections between supports
Max Span
114 ft
longest unsupported section (34.7 m)
Traffic Lanes
4 lanes
Two-way traffic
Clearance Below
15 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
19,564vehicles/day
40.32615°N, 75.93233°W
Concrete Arch (Deck)
A concrete arch bridge uses a curved concrete structure to transfer loads through compression. Concrete arches are durable and can be very aesthetically pleasing.
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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.