Loading structural data... this is riveting stuff.
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Why don't bridges ever get lonely? Because they're always making connections.
over LITTLE BAY RD
DOVER-NEWINGTON T.L.
Parametric wireframe generated from real NBI dimensions. Drag to rotate, scroll to zoom.
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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 34,298 vehicles per day and is 60 years old (reconstructed in 2018).
Its sufficiency rating of 77.5 is above the national average of 63.6.
The NBI records a navigation clearance of 45 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 1598 feet long — a moderate crossing, about 30 seconds.
A standard overpass design with solid barriers on each side.
About 45 feet above ground — moderate height, similar to a 3-5 story building.
About 34,298 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 75 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
1966
60 years old (rebuilt 2018)
Structure Type
Steel (Continuous) Stringer/Multi-beam/Girder
Total Length
1,598 ft
487.1 m
Deck Width
75 ft
22.9 m
Spans
9
sections between supports
Max Span
275 ft
longest unsupported section (83.8 m)
Traffic Lanes
4 lanes
One-way traffic
Clearance Below
45 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
34,298vehicles/day
43.11831°N, 70.82569°W
Steel (Continuous) Stringer/Multi-beam/Girder
A steel stringer bridge uses parallel steel beams (stringers) to support the deck. This is one of the most common bridge types in the US, valued for its simplicity and strength.
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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.