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.
Bridges: the original social network. Connecting communities since 850 BC.
over SAN JOAQUIN RIVER
10-SJ-005-R14.46
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 5 out of 9. While it is not classified as structurally deficient, it shows some deterioration that is being monitored.
The bridge carries 80,000 vehicles per day and is 55 years old (reconstructed in 2008).
Its sufficiency rating of 66.2 is above the national average of 63.6.
For travelers with bridge anxiety
This bridge may cause some awareness for travelers with bridge anxiety, but has manageable characteristics.
This bridge is 693 feet long — a moderate crossing, about 30 seconds.
A standard overpass design with solid barriers on each side.
No height data available — likely a standard overpass height.
About 80,000 vehicles cross daily — heavy traffic, congestion likely during rush hours.
The deck is 84 feet wide with multiple lanes — easy to stay in a center lane.
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
1971
55 years old (rebuilt 2008)
Structure Type
Concrete (Continuous) Box Beam (Multiple)
Total Length
693 ft
211.2 m
Deck Width
84 ft
25.7 m
Spans
5
sections between supports
Max Span
145 ft
longest unsupported section (44.2 m)
Traffic Lanes
5 lanes
One-way traffic
Daily Traffic
80,000vehicles/day
37.78468°N, 121.30671°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.