Crunching the numbers on America's infrastructure...
Crunching the numbers on America's infrastructure...
The Brooklyn Bridge was sold to gullible tourists so many times it became a saying.
over INTRACOASTAL WATERWAY
PORT BOULEVARD
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 4,800 vehicles per day and is 35 years old.
Its sufficiency rating of 69.5 is above the national average of 63.6.
The NBI records a navigation clearance of 65 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 2521 feet long — a longer crossing, over 1 minute.
A standard bridge design.
About 65 feet above ground — an elevated crossing, similar to a 5-10 story building.
About 4,800 vehicles cross daily — light traffic, a smooth crossing.
The deck is 53 feet wide with 3-4 lanes — standard 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
1991
35 years old
Structure Type
Prestressed Concrete (Continuous) Segmental Box Girder
Total Length
2,521 ft
768.4 m
Deck Width
53 ft
16.2 m
Spans
16
sections between supports
Max Span
195 ft
longest unsupported section (59.4 m)
Traffic Lanes
3 lanes
One-way traffic
Clearance Below
65 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
4,800vehicles/day
25.77945°N, 80.18216°W
Prestressed Concrete (Continuous) Segmental Box Girder
A prestressed concrete box beam bridge combines hollow box sections with prestressing technology, enabling longer spans with reduced weight and material usage.
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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.