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A bridge walked into a bar. The bartender said, 'Why the long span?'
over CUY. RIVER & RTA
DETROIT/SUPERIOR BRIDGE
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 20,094 vehicles per day and is 109 years old (reconstructed in 1997).
Its sufficiency rating of 61.3 places it below the national average of 63.6.
The NBI records a navigation clearance of 99 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 has some features that may be challenging for travelers with bridge anxiety. See the tips below for a more comfortable crossing.
This bridge is 2656 feet long — a longer crossing, over 1 minute.
An arch bridge design with some openness to the surroundings.
About 99 feet above ground — a high bridge with significant elevation.
About 20,094 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 85 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
1917
109 years old (rebuilt 1997)
Structure Type
Steel Arch (Thru)
Total Length
2,656 ft
809.5 m
Deck Width
85 ft
26.0 m
Spans
1
sections between supports
Max Span
591 ft
longest unsupported section (180.1 m)
Traffic Lanes
6 lanes
Two-way traffic
Clearance Below
99 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
20,094vehicles/day
41.49193°N, 81.70619°W
Steel Arch (Thru)
A steel arch bridge uses a curved steel structure to carry loads primarily through compression. These bridges are known for their elegant appearance and structural efficiency.
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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.