What do you call a bridge that tells jokes? A pun-toon bridge.
What do you call a bridge that tells jokes? A pun-toon bridge.
Did you know? The oldest bridge in the NBI was built in 1697.
over KOON LAKE
.5 M.S EVITTS(LOBSTOR)
Parametric wireframe generated from real NBI dimensions. Drag to rotate, scroll to zoom.
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This bridge has a Poor overall condition rating of 4 out of 9. This bridge is classified as being in poor condition, meaning one or more structural components have significant deterioration. Poor condition does not mean the bridge is unsafe to drive on, but it does mean repairs or replacement may be needed.
The bridge carries 159 vehicles per day and is 94 years old.
Its sufficiency rating of 47.8 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 726 feet long — a moderate crossing, about 30 seconds.
An arch bridge design with some openness to the surroundings.
No height data available — likely a standard overpass height.
Only about 159 vehicles cross daily — very light traffic with low congestion risk.
The deck is 33 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
1932
94 years old
Structure Type
Concrete Arch (Deck)
Total Length
726 ft
221.3 m
Deck Width
33 ft
10.0 m
Spans
4
sections between supports
Max Span
87 ft
longest unsupported section (26.5 m)
Traffic Lanes
2 lanes
Two-way traffic
Daily Traffic
159vehicles/day
39.76396°N, 78.66429°W
Concrete Arch (Deck)
A concrete arch bridge uses a curved concrete structure to transfer loads through compression. Concrete arches are durable and can be very aesthetically pleasing.
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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.