Loading 624,191 bridges... give or take a few.
Loading 624,191 bridges... give or take a few.
The average US bridge is 48 years old. That's a lot of birthday candles.
over TEHAMA-COLUSA CANAL
0.5 MI EAST CO RD 99W
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 223 vehicles per day and is 51 years old.
Its sufficiency rating of 71.1 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 75 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.
Only about 223 vehicles cross daily — very light traffic with low congestion risk.
The deck is 35 feet wide with 2-3 lanes — moderate width.
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
1975
51 years old
Structure Type
Prestressed Concrete Stringer/Multi-beam/Girder
Total Length
75 ft
22.9 m
Deck Width
35 ft
10.6 m
Spans
1
sections between supports
Max Span
72 ft
longest unsupported section (21.9 m)
Traffic Lanes
2 lanes
Two-way traffic
Daily Traffic
223vehicles/day
39.69674°N, 122.18772°W
Prestressed Concrete Stringer/Multi-beam/Girder
A prestressed concrete stringer bridge uses pretensioned concrete beams, where steel tendons are stretched before concrete is poured. This creates stronger, lighter 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.