Why do engineers love bridges? They're outstanding in their field.
Why do engineers love bridges? They're outstanding in their field.
Why did the bridge go to therapy? It had too many spans of anxiety.
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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 26,500 vehicles per day and is 86 years old (reconstructed in 2003).
Its sufficiency rating of 49.9 places it below the national average of 63.6.
The NBI records a navigation clearance of 66 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 3854 feet long — an extended crossing, several minutes.
An arch bridge design with some openness to the surroundings.
About 66 feet above ground — an elevated crossing, similar to a 5-10 story building.
About 26,500 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 48 feet wide with 2-3 lanes — moderate 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
1940
86 years old (rebuilt 2003)
Structure Type
Steel Arch (Thru)
Total Length
3,854 ft
1174.7 m
Deck Width
48 ft
14.7 m
Spans
5
sections between supports
Max Span
538 ft
longest unsupported section (164.0 m)
Traffic Lanes
4 lanes
Two-way traffic
Clearance Below
66 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
26,500vehicles/day
41.51565°N, 90.58179°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.