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Crunching the numbers on America's infrastructure...
over WHITMAN WAY
04-SM-280-R20.22-SBR
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 55,500 vehicles per day and is 59 years old.
Its sufficiency rating of 68.1 is above the national average of 63.6.
The NBI records a navigation clearance of 38 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 193 feet long — a short crossing, about 10-15 seconds.
A standard overpass design with solid barriers on each side.
About 38 feet above ground — moderate height, similar to a 3-5 story building.
About 55,500 vehicles cross daily — heavy traffic, congestion likely during rush hours.
The deck is 109 feet wide with multiple lanes — easy to stay in a center lane.
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
1967
59 years old
Structure Type
Concrete (Continuous) Box Beam (Multiple)
Total Length
193 ft
58.9 m
Deck Width
109 ft
33.2 m
Spans
3
sections between supports
Max Span
78 ft
longest unsupported section (23.7 m)
Traffic Lanes
5 lanes
One-way traffic
Clearance Below
38 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
55,500vehicles/day
37.61751°N, 122.42413°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.