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.
Analyzing deck conditions, superstructure ratings, and bad puns...
over I 94-CRYSTAL SPRINGS INT
7 WEST OF ND 30
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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 130 vehicles per day and is 68 years old (reconstructed in 2003).
Its sufficiency rating of 58.0 places it below the national average of 63.6.
The NBI records a navigation clearance of 16 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 224 feet long — a short crossing, about 10-15 seconds.
A standard overpass design with solid barriers on each side.
About 16 feet above ground — moderate height, similar to a 3-5 story building.
Only about 130 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 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
1958
68 years old (rebuilt 2003)
Structure Type
Prestressed Concrete Stringer/Multi-beam/Girder
Total Length
224 ft
68.3 m
Deck Width
32 ft
9.7 m
Spans
4
sections between supports
Max Span
59 ft
longest unsupported section (18.0 m)
Traffic Lanes
2 lanes
Two-way traffic
Clearance Below
16 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
130vehicles/day
46.87975°N, 99.47717°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.