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over ANKAU SLOUGH
MILE POINT 4.6
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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 457 vehicles per day and is 65 years old.
Its sufficiency rating of 44.8 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 495 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.
Only about 457 vehicles cross daily — very light traffic with low congestion risk.
The deck is 13 feet wide — a very narrow, single-lane 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
1961
65 years old
Structure Type
Wood/Timber Stringer/Multi-beam/Girder
Total Length
495 ft
150.9 m
Deck Width
13 ft
4.0 m
Spans
38
sections between supports
Max Span
13 ft
longest unsupported section (4.0 m)
Traffic Lanes
1 lane
Daily Traffic
457vehicles/day
59.54584°N, 139.82382°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.