Connecting the data points... literally.
Connecting the data points... literally.
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over CLARK FORK RIVER
MISSOULA-N RESERVE ST
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 6 out of 9. While it is not classified as structurally deficient, it shows some deterioration that is being monitored.
The bridge carries 35,914 vehicles per day and is 51 years old (reconstructed in 1998).
Its sufficiency rating of 62.3 places it below 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 832 feet long — a moderate crossing, about 30 seconds.
A standard overpass design with solid barriers on each side.
No height data available — likely a standard overpass height.
About 35,914 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 79 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
1975
51 years old (rebuilt 1998)
Structure Type
Prestressed Concrete Stringer/Multi-beam/Girder
Total Length
832 ft
253.5 m
Deck Width
79 ft
24.2 m
Spans
7
sections between supports
Max Span
122 ft
longest unsupported section (37.2 m)
Traffic Lanes
4 lanes
Two-way traffic
Daily Traffic
35,914vehicles/day
46.88173°N, 114.03801°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.