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Bridges: the original social network. Connecting communities since 850 BC.
over STREAM -PERM
WRANGELL ISLAND
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 10 vehicles per day and is 44 years old (reconstructed in 2018).
Its sufficiency rating of 72.3 is above 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 81 feet long — a quick crossing, under 5 seconds at highway speed.
A standard overpass design with solid barriers on each side.
No height data available — likely a standard overpass height.
Only about 10 vehicles cross daily — very light traffic with low congestion risk.
The deck is 19 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
1982
44 years old (rebuilt 2018)
Structure Type
Wood/Timber Stringer/Multi-beam/Girder
Total Length
81 ft
24.7 m
Deck Width
19 ft
5.8 m
Spans
1
sections between supports
Max Span
77 ft
longest unsupported section (23.6 m)
Traffic Lanes
1 lane
Daily Traffic
10vehicles/day
56.24446°N, 132.09182°W
Wood/Timber Stringer/Multi-beam/Girder
A timber stringer bridge uses wooden beams as the primary structure. While less common today, timber bridges remain practical for low-traffic rural roads and historic settings.
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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.