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Bridges: the original social network. Connecting communities since 850 BC.
over TASSAJARA CREEK
04-ALA-580-18.32-PLE
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 102,500 vehicles per day and is 60 years old (reconstructed in 2015).
Its sufficiency rating of 65.6 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 94 feet long — a quick crossing, under 5 seconds at highway speed.
A standard overpass design with solid barriers on each side.
No height data available — likely a standard overpass height.
About 102,500 vehicles cross daily — very heavy traffic, high congestion risk.
The deck is 103 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
1966
60 years old (rebuilt 2015)
Structure Type
Concrete (Continuous) Slab
Total Length
94 ft
28.7 m
Deck Width
103 ft
31.3 m
Spans
3
sections between supports
Max Span
32 ft
longest unsupported section (9.8 m)
Traffic Lanes
6 lanes
One-way traffic
Daily Traffic
102,500vehicles/day
37.70148°N, 121.87889°W
Concrete (Continuous) Slab
A concrete slab bridge is a simple, solid concrete deck that acts as both the structural support and driving surface. Common for short spans, they are durable and low-maintenance.
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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.