The Golden Gate Bridge uses 80,000 miles of wire in its cables.
The Golden Gate Bridge uses 80,000 miles of wire in its cables.
Why was the bridge always tired? Too many crossings.
over S CH ST LAWRENCE R
BARNHART IS & S CH ST LAW
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This bridge has a Fair overall condition rating of 6 out of 9. While it is not classified as structurally deficient, it shows some deterioration that is being monitored.
The bridge carries 925 vehicles per day and is 70 years old (reconstructed in 1997).
Its sufficiency rating of 70.9 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 1078 feet long — a moderate crossing, about 30 seconds.
A truss bridge — the steel framework can provide a sense of enclosure.
No height data available — likely a standard overpass height.
Only about 925 vehicles cross daily — very light traffic with low congestion risk.
The deck is 44 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
1956
70 years old (rebuilt 1997)
Structure Type
Steel (Continuous) Truss (Thru)
Total Length
1,078 ft
328.6 m
Deck Width
44 ft
13.4 m
Spans
3
sections between supports
Max Span
509 ft
longest unsupported section (155.1 m)
Traffic Lanes
2 lanes
Two-way traffic
Daily Traffic
925vehicles/day
44.99471°N, 74.84414°W
Steel (Continuous) Truss (Thru)
A steel truss bridge uses a framework of interconnected triangular elements. The geometric rigidity of triangles makes this design extremely efficient at distributing loads.
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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.