Why do engineers love bridges? They're outstanding in their field.
Why do engineers love bridges? They're outstanding in their field.
Fun fact: The average American crosses 4 bridges a day without even noticing.
over IWW Halifax River
SR-430 WB - Halifax River
Parametric wireframe generated from real NBI dimensions. Drag to rotate, scroll to zoom.
Loading 3D model...
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 10,000 vehicles per day and is 29 years old.
Its sufficiency rating of 73.5 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 2322 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 10,000 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 49 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
1997
29 years old
Structure Type
Prestressed Concrete (Continuous) Segmental Box Girder
Total Length
2,322 ft
707.7 m
Deck Width
49 ft
15.0 m
Spans
10
sections between supports
Max Span
247 ft
longest unsupported section (75.3 m)
Traffic Lanes
2 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
10,000vehicles/day
29.23119°N, 81.02278°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.
Learn more about this bridge typeNo ratings yet. Be the first to rate this bridge!
Sign in and track Florida to receive alerts when new inspection data is published. Premium members get bridge-specific notifications.
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.