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.
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over LIBERTY ST.
US-1A (SR-115)/LIBERTY ST
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 53,000 vehicles per day and is 65 years old (reconstructed in 2000).
Its sufficiency rating of 75.6 is above the national average of 63.6.
The NBI records a navigation clearance of 15 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 141 feet long — a quick crossing, under 5 seconds at highway speed.
A standard overpass design with solid barriers on each side.
About 15 feet above ground — standard overpass height.
About 53,000 vehicles cross daily — heavy traffic, congestion likely during rush hours.
The deck is 91 feet wide with multiple lanes — easy to stay in a center lane.
This bridge crosses over land, not water — no water views 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 (rebuilt 2000)
Structure Type
Prestressed Concrete Stringer/Multi-beam/Girder
Total Length
141 ft
43.0 m
Deck Width
91 ft
27.8 m
Spans
3
sections between supports
Max Span
64 ft
longest unsupported section (19.5 m)
Traffic Lanes
5 lanes
Two-way traffic
Clearance Below
15 ft
navigation clearance under deck
Clearance height compared to familiar objects
Height shown is the navigation clearance below the bridge deck. The total height of the bridge structure (including towers and superstructure) may be higher.
Daily Traffic
53,000vehicles/day
30.35611°N, 81.64924°W
Prestressed Concrete Stringer/Multi-beam/Girder
A prestressed concrete stringer bridge uses pretensioned concrete beams, where steel tendons are stretched before concrete is poured. This creates stronger, lighter spans.
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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.