Almost there! Just bridging the gap...
Almost there! Just bridging the gap...
Why don't bridges ever get lonely? Because they're always making connections.
over LAKE PONTCHARTRAIN
CAUSEWAY SOUTHBOUND
Parametric wireframe generated from real NBI dimensions. Drag to rotate, scroll to zoom.
Loading 3D model...
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 18,830 vehicles per day and is 70 years old.
Its sufficiency rating of 70.2 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 127200 feet long — an extended crossing, several minutes.
A movable bridge — it may occasionally stop for boat traffic.
No height data available — likely a standard overpass height.
About 18,830 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 31 feet wide with 1-2 lanes — a narrower crossing.
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
1956
70 years old
Structure Type
Steel Movable (Bascule)
Total Length
24.09 mi
38770.6 m
Deck Width
31 ft
9.6 m
Spans
1
sections between supports
Max Span
180 ft
longest unsupported section (54.9 m)
Traffic Lanes
2 lanes
One-way traffic
Daily Traffic
18,830vehicles/day
30.36399°N, 90.09405°W
Steel Movable (Bascule)
A movable bridge can change position to allow passage of boats or other traffic. Steel movable bridges include lift, bascule (drawbridge), and swing types.
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.