Analyzing deck conditions, superstructure ratings, and bad puns...
Analyzing deck conditions, superstructure ratings, and bad puns...
What do you call a bridge that tells jokes? A pun-toon bridge.
over BONNET CARRE SPILLWAY
1.9 MI EAST OF I-55
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 6 out of 9. While it is not classified as structurally deficient, it shows some deterioration that is being monitored.
The bridge carries 32,050 vehicles per day and is 54 years old.
Its sufficiency rating of 69.4 is above the national average of 63.6.
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 50814 feet long — an extended crossing, several minutes.
A standard overpass design with solid barriers on each side.
No height data available — likely a standard overpass height.
About 32,050 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 46 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
1972
54 years old
Structure Type
Steel Stringer/Multi-beam/Girder
Total Length
9.62 mi
15488.1 m
Deck Width
46 ft
13.9 m
Spans
771
sections between supports
Max Span
150 ft
longest unsupported section (45.7 m)
Traffic Lanes
2 lanes
One-way traffic
Daily Traffic
32,050vehicles/day
30.00675°N, 90.28010°W
Steel 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.