Why was the bridge always tired? Too many crossings.
Why was the bridge always tired? Too many crossings.
Why did the bridge go to therapy? It had too many spans of anxiety.
over LEMHI RIVER;17 MILE BR
4.7 N. 0.7 W. TENDOY
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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 190 vehicles per day and is 49 years old.
Its sufficiency rating of 65.4 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 76 feet long — a quick crossing, under 5 seconds at highway speed.
A standard overpass design with solid barriers on each side.
No height data available — likely a standard overpass height.
Only about 190 vehicles cross daily — very light traffic with low congestion risk.
The deck is 32 feet wide with 1-2 lanes — a narrower 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
1977
49 years old
Structure Type
Prestressed Concrete Stringer/Multi-beam/Girder
Total Length
76 ft
23.2 m
Deck Width
32 ft
9.7 m
Spans
1
sections between supports
Max Span
74 ft
longest unsupported section (22.6 m)
Traffic Lanes
2 lanes
Two-way traffic
Daily Traffic
190vehicles/day
45.02608°N, 113.65847°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.