Almost there! Just bridging the gap...
Almost there! Just bridging the gap...
Why did the truss bridge break up with the beam bridge? It needed more support.
over NW 17TH ST
MIDTOWN INTERCHANGE
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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 88,250 vehicles per day and is 58 years old (reconstructed in 1994).
Its sufficiency rating of 54.1 places it below the national average of 63.6.
The NBI records a navigation clearance of 14 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 1765 feet long — a longer crossing, over 1 minute.
A standard overpass design with solid barriers on each side.
About 14 feet above ground — standard overpass height.
About 88,250 vehicles cross daily — heavy traffic, congestion likely during rush hours.
The deck is 54 feet wide with 3-4 lanes — standard 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
1968
58 years old (rebuilt 1994)
Structure Type
Steel Stringer/Multi-beam/Girder
Total Length
1,765 ft
538.0 m
Deck Width
54 ft
16.5 m
Spans
3
sections between supports
Max Span
137 ft
longest unsupported section (41.8 m)
Traffic Lanes
3 lanes
One-way traffic
Clearance Below
14 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
88,250vehicles/day
25.78934°N, 80.20389°W
Steel Stringer/Multi-beam/Girder
A steel stringer bridge uses parallel steel beams (stringers) to support the deck. This is one of the most common bridge types in the US, valued for its simplicity and strength.
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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.