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Why did the truss bridge break up with the beam bridge? It needed more support.
over SAN RAFAEL CREEK
04-MRN-101-10.79-SRF
Parametric wireframe generated from real NBI dimensions. Drag to rotate, scroll to zoom.
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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 22,800 vehicles per day and is 4 years old.
Its sufficiency rating of 72.4 is above the national average of 63.6.
For travelers with bridge anxiety
This bridge is likely to be a comfortable crossing for most travelers.
This bridge is 123 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 22,800 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 80 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
2022
4 years old
Structure Type
Prestressed Concrete (Continuous) Slab
Total Length
123 ft
37.6 m
Deck Width
80 ft
24.4 m
Spans
2
sections between supports
Max Span
59 ft
longest unsupported section (18.0 m)
Traffic Lanes
5 lanes
One-way traffic
Daily Traffic
22,800vehicles/day
37.96973°N, 122.52106°W
Prestressed Concrete (Continuous) Slab
A prestressed concrete slab bridge uses a flat concrete deck that has been pretensioned for additional strength. Efficient for short to medium 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.