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A bridge's favorite type of music? Heavy metal. Or suspension... it depends.
over Niger Canyon
9.4 mi North Jct SR 289
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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 17,500 vehicles per day and is 48 years old.
Its sufficiency rating of 74.8 is above 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 37 feet long — a quick crossing, under 5 seconds at highway speed.
This is a culvert — you may not even notice you're crossing it.
No height data available — likely a standard overpass height.
About 17,500 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 0 feet wide — a very narrow, single-lane 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
1978
48 years old
Structure Type
Steel Culvert
Total Length
37 ft
11.3 m
Spans
3
sections between supports
Max Span
9 ft
longest unsupported section (2.7 m)
Traffic Lanes
6 lanes
Two-way traffic
Daily Traffic
17,500vehicles/day
31.55000°N, 111.04722°W
Steel Culvert
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.