Fun fact: The average American crosses 4 bridges a day without even noticing.
Fun fact: The average American crosses 4 bridges a day without even noticing.
The Golden Gate Bridge uses 80,000 miles of wire in its cables.
over HILLSBOROUGH RIVER
0.4MI WEST OF BUS-41
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 27,250 vehicles per day and is 27 years old.
Its sufficiency rating of 67.3 is above the national average of 63.6.
The NBI records a navigation clearance of 10 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 437 feet long — a short crossing, about 10-15 seconds.
A movable bridge — it may occasionally stop for boat traffic.
About 10 feet above ground — standard overpass height.
About 27,250 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 54 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
1999
27 years old
Structure Type
Steel Movable (Bascule)
Total Length
437 ft
133.1 m
Deck Width
54 ft
16.6 m
Spans
1
sections between supports
Max Span
137 ft
longest unsupported section (41.9 m)
Traffic Lanes
3 lanes
One-way traffic
Clearance Below
10 ft
navigation clearance under deck
Daily Traffic
27,250vehicles/day
27.99628°N, 82.46555°W
Steel Movable (Bascule)
A movable bridge can change position to allow passage of boats or other traffic. Steel movable bridges include lift, bascule (drawbridge), and swing types.
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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.