Analyzing deck conditions, superstructure ratings, and bad puns...
Analyzing deck conditions, superstructure ratings, and bad puns...
Fetching data from the National Bridge Inventory...
over TriMet Light Rail Track
010 MI NW GRESHAM CTY HAL
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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 133,422 vehicles per day and is 32 years old.
Its sufficiency rating of 50.9 places it below the national average of 63.6.
The NBI records a navigation clearance of 25 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 may cause some awareness for travelers with bridge anxiety, but has manageable characteristics.
This bridge is 112 feet long — a quick crossing, under 5 seconds at highway speed.
A standard overpass design with solid barriers on each side.
About 25 feet above ground — moderate height, similar to a 3-5 story building.
About 133,422 vehicles cross daily — very heavy traffic, high congestion risk.
The deck is 45 feet wide with 2-3 lanes — moderate width.
This bridge crosses over land, not water — no water views 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
1994
32 years old
Structure Type
Prestressed Concrete Stringer/Multi-beam/Girder
Total Length
112 ft
34.1 m
Deck Width
45 ft
13.7 m
Spans
1
sections between supports
Max Span
112 ft
longest unsupported section (34.1 m)
Traffic Lanes
2 lanes
Two-way traffic
Clearance Below
25 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
133,422vehicles/day
45.50941°N, 122.44482°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.