Crunching the numbers on America's infrastructure...
Crunching the numbers on America's infrastructure...
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over Inabon River
13.75km North East Ponce
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This bridge has a Poor overall condition rating of 4 out of 9. This bridge is classified as being in poor condition, meaning one or more structural components have significant deterioration. Poor condition does not mean the bridge is unsafe to drive on, but it does mean repairs or replacement may be needed.
The bridge carries 1,900 vehicles per day and is 31 years old (reconstructed in 2000).
Its sufficiency rating of 45.3 places it below the national average of 63.6.
The NBI records a navigation clearance of 3 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 is likely to be a comfortable crossing for most travelers.
This bridge is 51 feet long — a quick crossing, under 5 seconds at highway speed.
This is a culvert — you may not even notice you're crossing it.
About 3 feet above ground — standard overpass height.
About 1,900 vehicles cross daily — light traffic, a smooth crossing.
The deck is 21 feet wide with 1-2 lanes — a narrower crossing.
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
1995
31 years old (rebuilt 2000)
Structure Type
Concrete Culvert
Total Length
51 ft
15.5 m
Deck Width
21 ft
6.3 m
Spans
4
sections between supports
Max Span
51 ft
longest unsupported section (15.5 m)
Traffic Lanes
2 lanes
Two-way traffic
Clearance Below
3 ft
navigation clearance under deck
Daily Traffic
1,900vehicles/day
18.13247°N, 66.57984°W
Concrete Culvert
A concrete culvert is a drainage structure that allows water to flow beneath a road. While technically not a traditional bridge, culverts over 20 feet are tracked in the national inventory.
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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.