Connecting the data points... literally.
Connecting the data points... literally.
If I had a dime for every bridge I've crossed, I'd have about ten bucks by now.
over MARSHBURN CHANNEL
0.05 MI S/O SR 133
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 33,700 vehicles per day and is 36 years old.
Its sufficiency rating of 77.1 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 34 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 33,700 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 120 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
1990
36 years old
Structure Type
Concrete Slab
Total Length
34 ft
10.4 m
Deck Width
120 ft
36.6 m
Spans
1
sections between supports
Max Span
32 ft
longest unsupported section (9.8 m)
Traffic Lanes
6 lanes
Two-way traffic
Daily Traffic
33,700vehicles/day
33.69569°N, 117.73440°W
Concrete 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.