The average US bridge is 48 years old. That's a lot of birthday candles.
The average US bridge is 48 years old. That's a lot of birthday candles.
Why did the truss bridge break up with the beam bridge? It needed more support.
over I 25 SBML HOV lanes
RAMP R OVER I 25
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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 72,000 vehicles per day and is 28 years old.
Its sufficiency rating of 59.6 places it below the national average of 63.6.
The NBI records a navigation clearance of 20 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 314 feet long — a short crossing, about 10-15 seconds.
A standard overpass design with solid barriers on each side.
About 20 feet above ground — moderate height, similar to a 3-5 story building.
About 72,000 vehicles cross daily — heavy traffic, congestion likely during rush hours.
The deck is 48 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
1998
28 years old
Structure Type
Steel (Continuous) Box Beam (Single/Spread)
Total Length
314 ft
95.8 m
Deck Width
48 ft
14.7 m
Spans
2
sections between supports
Max Span
160 ft
longest unsupported section (48.8 m)
Traffic Lanes
2 lanes
One-way traffic
Clearance Below
20 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
72,000vehicles/day
39.82781°N, 104.98361°W
Steel (Continuous) Box Beam (Single)
A steel box beam bridge uses hollow rectangular steel sections that provide excellent torsional resistance and allow for longer 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.