Crunching the numbers on America's infrastructure...
Crunching the numbers on America's infrastructure...
Why did the truss bridge break up with the beam bridge? It needed more support.
over WHITE SALMON RIVER
0.1 E JCT SR 141
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 6 out of 9. While it is not classified as structurally deficient, it shows some deterioration that is being monitored.
The bridge carries 278 vehicles per day and is 69 years old.
Its sufficiency rating of 54.1 places it below 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 182 feet long — a short crossing, about 10-15 seconds.
An arch bridge design with some openness to the surroundings.
No height data available — likely a standard overpass height.
Only about 278 vehicles cross daily — very light traffic with low congestion risk.
The deck is 28 feet wide with 1-2 lanes — a narrower crossing.
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
1957
69 years old
Structure Type
Steel Arch (Deck)
Total Length
182 ft
55.5 m
Deck Width
28 ft
8.5 m
Spans
1
sections between supports
Max Span
120 ft
longest unsupported section (36.6 m)
Traffic Lanes
2 lanes
Two-way traffic
Daily Traffic
278vehicles/day
45.85022°N, 121.50861°W
Steel Arch (Deck)
A steel arch bridge uses a curved steel structure to carry loads primarily through compression. These bridges are known for their elegant appearance and structural efficiency.
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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.