The average US bridge is 48 years old. That's a lot of birthday candles.
The average US bridge is 48 years old. That's a lot of birthday candles.
Connecting the data points... literally.
over ST. LOUIS BAYOU
1.2 MI NE OF LA 660
Parametric wireframe generated from real NBI dimensions. Drag to rotate, scroll to zoom.
Loading 3D model...
This bridge has a Good overall condition rating of 8 out of 9. It is in good structural condition and is not classified as structurally deficient.
The bridge carries 6,028 vehicles per day and is 9 years old.
Its sufficiency rating of 77.5 is above 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 140 feet long — a quick crossing, under 5 seconds at highway speed.
A standard overpass design with solid barriers on each side.
No height data available — likely a standard overpass height.
About 6,028 vehicles cross daily — light traffic, a smooth crossing.
The deck is 37 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
2017
9 years old
Structure Type
Concrete Slab
Total Length
140 ft
42.7 m
Deck Width
37 ft
11.3 m
Spans
7
sections between supports
Max Span
20 ft
longest unsupported section (6.1 m)
Traffic Lanes
2 lanes
Two-way traffic
Daily Traffic
6,028vehicles/day
29.66191°N, 90.71449°W
Concrete Slab
A concrete slab bridge is a simple, solid concrete deck that acts as both the structural support and driving surface. Common for short spans, they are durable and low-maintenance.
Learn more about this bridge typeNo ratings yet. Be the first to rate this bridge!
Sign in and track Louisiana to receive alerts when new inspection data is published. Premium members get bridge-specific notifications.
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.