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over Gr MIAMI R S Roberts Dr
.18MI. N. OF JCT. SR-4
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This bridge has a Good overall condition rating of 8 out of 9. It is in good structural condition and is not classified as structurally deficient.
The bridge carries 117,765 vehicles per day and is 12 years old.
Its sufficiency rating of 76.1 is above the national average of 63.6.
The NBI records a navigation clearance of 15 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 942 feet long — a moderate crossing, about 30 seconds.
A standard overpass design with solid barriers on each side.
About 15 feet above ground — standard overpass height.
About 117,765 vehicles cross daily — very heavy traffic, high congestion risk.
The deck is 175 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
2014
12 years old
Structure Type
Prestressed Concrete (Continuous) Stringer/Multi-beam/Girder
Total Length
942 ft
287.1 m
Deck Width
175 ft
53.3 m
Spans
6
sections between supports
Max Span
132 ft
longest unsupported section (40.2 m)
Traffic Lanes
10 lanes
Two-way traffic
Clearance Below
15 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
117,765vehicles/day
39.75480°N, 84.20381°W
Prestressed Concrete (Continuous) Stringer/Multi-beam/Girder
A prestressed concrete stringer bridge uses pretensioned concrete beams, where steel tendons are stretched before concrete is poured. This creates stronger, lighter spans.
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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.