Fetching data from the National Bridge Inventory...
Fetching data from the National Bridge Inventory...
Did you know? The oldest bridge in the NBI was built in 1697.
over GREAT SOUTH BAY
AT FIRE ISLAND INLET
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 8,443 vehicles per day and is 59 years old (reconstructed in 2011).
Its sufficiency rating of 68.2 is above the national average of 63.6.
The NBI records a navigation clearance of 60 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 10537 feet long — an extended crossing, several minutes.
A truss bridge — the steel framework can provide a sense of enclosure.
About 60 feet above ground — an elevated crossing, similar to a 5-10 story building.
About 8,443 vehicles cross daily — light traffic, a smooth crossing.
The deck is 41 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
1967
59 years old (rebuilt 2011)
Structure Type
Steel Truss (Thru)
Total Length
2.00 mi
3211.7 m
Deck Width
41 ft
12.5 m
Spans
3
sections between supports
Max Span
600 ft
longest unsupported section (182.9 m)
Traffic Lanes
3 lanes
One-way traffic
Clearance Below
60 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
8,443vehicles/day
40.65941°N, 73.26445°W
Steel Truss (Thru)
A steel truss bridge uses a framework of interconnected triangular elements. The geometric rigidity of triangles makes this design extremely efficient at distributing loads.
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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.