A bridge walked into a bar. The bartender said, 'Why the long span?'
A bridge walked into a bar. The bartender said, 'Why the long span?'
Fetching data from the National Bridge Inventory...
over WILLAMETTE RIVER
WILLAMETTE RIVER MP 12.8
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 5 out of 9. While it is not classified as structurally deficient, it shows some deterioration that is being monitored.
The bridge carries 55,335 vehicles per day and is 68 years old.
Its sufficiency rating of 45.4 places it below the national average of 63.6.
The NBI records a navigation clearance of 69 feet — the minimum vertical space below the bridge deck. The total height of the bridge structure (including towers, railings, and superstructure) may be higher.
For travelers with bridge anxiety
This bridge has some features that may be challenging for travelers with bridge anxiety. See the tips below for a more comfortable crossing.
This bridge is 760 feet long — a moderate crossing, about 30 seconds.
A movable bridge — it may occasionally stop for boat traffic.
About 69 feet above ground — an elevated crossing, similar to a 5-10 story building.
About 55,335 vehicles cross daily — heavy traffic, congestion likely during rush hours.
The deck is 90 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
1958
68 years old
Structure Type
Steel Movable (Bascule)
Total Length
760 ft
231.6 m
Deck Width
90 ft
27.4 m
Spans
1
sections between supports
Max Span
285 ft
longest unsupported section (86.9 m)
Traffic Lanes
6 lanes
Two-way traffic
Clearance Below
69 ft
navigation clearance under deck
Clearance height compared to familiar objects
Height shown is the navigation clearance below the bridge deck. The total height of the bridge structure (including towers and superstructure) may be higher.
Daily Traffic
55,335vehicles/day
45.51773°N, 122.66929°W
Steel Movable (Bascule)
A movable bridge can change position to allow passage of boats or other traffic. Steel movable bridges include lift, bascule (drawbridge), and swing types.
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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.