Did you know? The oldest bridge in the NBI was built in 1697.
Did you know? The oldest bridge in the NBI was built in 1697.
A bridge's favorite type of music? Heavy metal. Or suspension... it depends.
over SEPTA BETHLEHEM BR.
.25MI.NW OF RT202 3144-H9
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 1,300 vehicles per day and is 96 years old.
Its sufficiency rating of 53.6 places it below the national average of 63.6.
The NBI records a navigation clearance of 50 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 78 feet long — a quick crossing, under 5 seconds at highway speed.
An arch bridge design with some openness to the surroundings.
About 50 feet above ground — an elevated crossing, similar to a 5-10 story building.
About 1,300 vehicles cross daily — light traffic, a smooth crossing.
The deck is 32 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
1930
96 years old
Structure Type
Concrete Arch (Deck)
Total Length
78 ft
23.8 m
Deck Width
32 ft
9.9 m
Spans
1
sections between supports
Max Span
73 ft
longest unsupported section (22.3 m)
Traffic Lanes
2 lanes
Two-way traffic
Clearance Below
50 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
1,300vehicles/day
40.19706°N, 75.26740°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.