Gathering condition ratings from coast to coast...
Gathering condition ratings from coast to coast...
Fun fact: Covered bridges were roofed to protect the wood, not the travelers.
over MERAMEC RVR
S 403 T 43 N R 6 E
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 63,036 vehicles per day and is 62 years old (reconstructed in 1993).
Its sufficiency rating of 59.4 places it below the national average of 63.6.
For travelers with bridge anxiety
This bridge may cause some awareness for travelers with bridge anxiety, but has manageable characteristics.
This bridge is 1425 feet long — a moderate crossing, about 30 seconds.
A standard overpass design with solid barriers on each side.
No height data available — likely a standard overpass height.
About 63,036 vehicles cross daily — heavy traffic, congestion likely during rush hours.
The deck is 76 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
1964
62 years old (rebuilt 1993)
Structure Type
Steel (Continuous) Stringer/Multi-beam/Girder
Total Length
1,425 ft
434.3 m
Deck Width
76 ft
23.3 m
Spans
5
sections between supports
Max Span
185 ft
longest unsupported section (56.4 m)
Traffic Lanes
5 lanes
One-way traffic
Daily Traffic
63,036vehicles/day
38.45289°N, 90.37675°W
Steel (Continuous) Stringer/Multi-beam/Girder
A steel stringer bridge uses parallel steel beams (stringers) to support the deck. This is one of the most common bridge types in the US, valued for its simplicity and strength.
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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.