Analyzing deck conditions, superstructure ratings, and bad puns...
Analyzing deck conditions, superstructure ratings, and bad puns...
What do you call a bridge that tells jokes? A pun-toon bridge.
over WATER SWAN POND RIVER
.1 MI E OF SWAN POND RD
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 5 out of 9. While it is not classified as structurally deficient, it shows some deterioration that is being monitored.
The bridge carries 12,100 vehicles per day and is 71 years old.
Its sufficiency rating of 51.1 places it below the national average of 63.6.
The NBI records a navigation clearance of 4 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 82 feet long — a quick crossing, under 5 seconds at highway speed.
A standard overpass design with solid barriers on each side.
About 4 feet above ground — standard overpass height.
About 12,100 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 43 feet wide with 2-3 lanes — moderate width.
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
1955
71 years old
Structure Type
Concrete (Continuous) Slab
Total Length
82 ft
25.0 m
Deck Width
43 ft
13.0 m
Spans
4
sections between supports
Max Span
20 ft
longest unsupported section (6.1 m)
Traffic Lanes
2 lanes
Two-way traffic
Clearance Below
4 ft
navigation clearance under deck
Daily Traffic
12,100vehicles/day
41.65554°N, 70.15460°W
Concrete (Continuous) Slab
A concrete slab bridge is a simple, solid concrete deck that acts as both the structural support and driving surface. Common for short spans, they are durable and low-maintenance.
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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.