Crunching the numbers on America's infrastructure...
Crunching the numbers on America's infrastructure...
What did one bridge say to the other? 'You're looking a bit stressed.'
over WALLA WALLA R
6.3 E JCT US 730 SPUR
Parametric wireframe generated from real NBI dimensions. Drag to rotate, scroll to zoom.
Loading 3D model...
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 8,169 vehicles per day and is 109 years old (reconstructed in 1933).
Its sufficiency rating of 61.6 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 226 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.
About 8,169 vehicles cross daily — light traffic, a smooth crossing.
The deck is 32 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
1917
109 years old (rebuilt 1933)
Structure Type
Concrete (Continuous) Arch (Deck)
Total Length
226 ft
68.9 m
Deck Width
32 ft
9.9 m
Spans
3
sections between supports
Max Span
76 ft
longest unsupported section (23.2 m)
Traffic Lanes
2 lanes
Two-way traffic
Daily Traffic
8,169vehicles/day
46.07216°N, 118.78579°W
Concrete (Continuous) Arch (Deck)
A concrete arch bridge uses a curved concrete structure to transfer loads through compression. Concrete arches are durable and can be very aesthetically pleasing.
Learn more about this bridge typeNo ratings yet. Be the first to rate this bridge!
Sign in and track Washington to receive alerts when new inspection data is published. Premium members get bridge-specific notifications.
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.