Did you know? The oldest bridge in the NBI was built in 1697.
Did you know? The oldest bridge in the NBI was built in 1697.
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over MTDB BNSF RY AMTRAK ROSE
11-SD-052-0.37-SD
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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 24,600 vehicles per day and is 60 years old.
Its sufficiency rating of 72.5 is above the national average of 63.6.
The NBI records a navigation clearance of 46 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 259 feet long — a short crossing, about 10-15 seconds.
A standard overpass design with solid barriers on each side.
About 46 feet above ground — moderate height, similar to a 3-5 story building.
About 24,600 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 34 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
1966
60 years old
Structure Type
Concrete (Continuous) Box Beam (Single/Spread)
Total Length
259 ft
78.9 m
Deck Width
34 ft
10.4 m
Spans
3
sections between supports
Max Span
102 ft
longest unsupported section (31.1 m)
Traffic Lanes
2 lanes
One-way traffic
Clearance Below
46 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
24,600vehicles/day
32.83892°N, 117.23373°W
Concrete (Continuous) Box Beam (Single)
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.