Crunching the numbers on America's infrastructure...
Crunching the numbers on America's infrastructure...
Fun fact: The average American crosses 4 bridges a day without even noticing.
over WATER MYSTIC RIVER
.3 MI S OF ST RTE 16
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 64,248 vehicles per day and is 91 years old (reconstructed in 1979).
Its sufficiency rating of 62.1 places it below the national average of 63.6.
The NBI records a navigation clearance of 165 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 has some features that may be challenging for travelers with bridge anxiety. See the tips below for a more comfortable crossing.
This bridge is 720 feet long — a moderate crossing, about 30 seconds.
A standard overpass design with solid barriers on each side.
About 165 feet above ground — a high bridge with significant elevation.
About 64,248 vehicles cross daily — heavy traffic, congestion likely during rush hours.
The deck is 96 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
1935
91 years old (rebuilt 1979)
Structure Type
Steel Stringer/Multi-beam/Girder
Total Length
720 ft
219.5 m
Deck Width
96 ft
29.3 m
Spans
14
sections between supports
Max Span
60 ft
longest unsupported section (18.3 m)
Traffic Lanes
6 lanes
Two-way traffic
Clearance Below
165 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
64,248vehicles/day
42.39971°N, 71.08360°W
Steel 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.