Analyzing deck conditions, superstructure ratings, and bad puns...
Analyzing deck conditions, superstructure ratings, and bad puns...
Why do engineers love bridges? They're outstanding in their field.
over SAN ANTONIO CHANNEL
3.8 KM SOUTH OF SAN JUAN
Parametric wireframe generated from real NBI dimensions. Drag to rotate, scroll to zoom.
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This bridge has a Fair overall condition rating of 5 out of 9. While it is not classified as structurally deficient, it shows some deterioration that is being monitored.
The bridge carries 45,400 vehicles per day and is 23 years old.
Its sufficiency rating of 61.6 places it below the national average of 63.6.
For travelers with bridge anxiety
This bridge may cause some awareness for travelers with bridge anxiety, but has manageable characteristics.
This bridge is 339 feet long — a short crossing, about 10-15 seconds.
A standard overpass design with solid barriers on each side.
No height data available — likely a standard overpass height.
About 45,400 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 90 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
2003
23 years old
Structure Type
Prestressed Concrete (Continuous) Box Beam (Multiple)
Total Length
339 ft
103.2 m
Deck Width
90 ft
27.3 m
Spans
3
sections between supports
Max Span
129 ft
longest unsupported section (39.4 m)
Traffic Lanes
4 lanes
One-way traffic
Daily Traffic
45,400vehicles/day
18.45925°N, 66.08716°W
Prestressed Concrete (Continuous) Box Beam (Multiple)
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.