Gathering condition ratings from coast to coast...
Gathering condition ratings from coast to coast...
Why did the bridge go to therapy? It had too many spans of anxiety.
over MARIETTA STREET
07-LA-005-16.29-LA
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This bridge has a Good overall condition rating of 7 out of 9. It is in good structural condition and is not classified as structurally deficient.
The bridge carries 129,000 vehicles per day and is 66 years old (reconstructed in 2004).
Its sufficiency rating of 70.4 is above the national average of 63.6.
The NBI records a navigation clearance of 40 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 187 feet long — a short crossing, about 10-15 seconds.
A standard overpass design with solid barriers on each side.
About 40 feet above ground — moderate height, similar to a 3-5 story building.
About 129,000 vehicles cross daily — very heavy traffic, high congestion risk.
The deck is 40 feet wide with 2-3 lanes — moderate width.
This bridge crosses over land, not water — no water views 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
1960
66 years old (rebuilt 2004)
Structure Type
Concrete (Continuous) Box Beam (Multiple)
Total Length
187 ft
57.0 m
Deck Width
40 ft
12.3 m
Spans
3
sections between supports
Max Span
75 ft
longest unsupported section (22.9 m)
Traffic Lanes
2 lanes
One-way traffic
Clearance Below
40 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
129,000vehicles/day
34.02811°N, 118.21327°W
Concrete (Continuous) Box Beam (Multiple)
A concrete box beam bridge uses hollow rectangular concrete sections. The box shape provides excellent torsional resistance and allows for longer spans.
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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.