Why was the bridge always tired? Too many crossings.
Why was the bridge always tired? Too many crossings.
Almost there! Just bridging the gap...
over ST JOSEPH RIVER & ROAD
03.39 N US 20
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 26,644 vehicles per day and is 63 years old (reconstructed in 2013).
Its sufficiency rating of 52.0 places it below the national average of 63.6.
The NBI records a navigation clearance of 11 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 451 feet long — a short crossing, about 10-15 seconds.
A standard overpass design with solid barriers on each side.
About 11 feet above ground — standard overpass height.
About 26,644 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 66 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
1963
63 years old (rebuilt 2013)
Structure Type
Concrete (Continuous) Stringer/Multi-beam/Girder
Total Length
451 ft
137.6 m
Deck Width
66 ft
20.2 m
Spans
5
sections between supports
Max Span
101 ft
longest unsupported section (30.9 m)
Traffic Lanes
4 lanes
Two-way traffic
Clearance Below
11 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
26,644vehicles/day
41.67948°N, 86.00334°W
Concrete (Continuous) Stringer/Multi-beam/Girder
A concrete stringer bridge uses reinforced concrete beams running parallel to traffic. It combines the durability of concrete with efficient beam-based load distribution.
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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.