Why did the bridge go to therapy? It had too many spans of anxiety.
Why did the bridge go to therapy? It had too many spans of anxiety.
Over 5 billion bridge crossings happen every single day in America.
over CALTRAIN & UP RR
04-SF-280-R6.66-SF
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 7 out of 9. It is in good structural condition and is not classified as structurally deficient.
The bridge carries 6,000 vehicles per day and is 58 years old.
Its sufficiency rating of 63.8 is above the national average of 63.6.
The NBI records a navigation clearance of 21 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 106 feet long — a quick crossing, under 5 seconds at highway speed.
A standard overpass design with solid barriers on each side.
About 21 feet above ground — moderate height, similar to a 3-5 story building.
About 6,000 vehicles cross daily — light traffic, a smooth crossing.
The deck is 20 feet wide with 1-2 lanes — a narrower crossing.
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
1968
58 years old
Structure Type
Prestressed Concrete Slab
Total Length
106 ft
32.3 m
Deck Width
20 ft
6.1 m
Spans
2
sections between supports
Max Span
48 ft
longest unsupported section (14.6 m)
Traffic Lanes
2 lanes
Two-way traffic
Clearance Below
21 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
6,000vehicles/day
37.76402°N, 122.39315°W
Prestressed Concrete Slab
A prestressed concrete slab bridge uses a flat concrete deck that has been pretensioned for additional strength. Efficient for short to medium spans.
Learn more about this bridge typeNo ratings yet. Be the first to rate this bridge!
Sign in and track California 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.