Almost there! Just bridging the gap...
Almost there! Just bridging the gap...
The Golden Gate Bridge uses 80,000 miles of wire in its cables.
over STATE RTE 1 (SPANS 4&5)
04-SF-001-R0.11-SF
Parametric wireframe generated from real NBI dimensions. Drag to rotate, scroll to zoom.
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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 12,666 vehicles per day and is 76 years old (reconstructed in 1966).
Its sufficiency rating of 54.7 places it below the national average of 63.6.
The NBI records a navigation clearance of 16 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 may cause some awareness for travelers with bridge anxiety, but has manageable characteristics.
This bridge is 989 feet long — a moderate crossing, about 30 seconds.
A standard overpass design with solid barriers on each side.
About 16 feet above ground — standard overpass height.
About 12,666 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 32 feet wide with 1-2 lanes — a narrower crossing.
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
1950
76 years old (rebuilt 1966)
Structure Type
Concrete (Continuous) Girder & Floorbeam
Total Length
989 ft
301.4 m
Deck Width
32 ft
9.9 m
Spans
12
sections between supports
Max Span
79 ft
longest unsupported section (24.1 m)
Traffic Lanes
1 lane
One-way traffic
Clearance Below
16 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
12,666vehicles/day
37.70954°N, 122.47134°W
Concrete (Continuous) Girder & Floorbeam
A concrete girder bridge uses large reinforced concrete beams. These are among the most common bridge designs due to their durability and relatively low cost.
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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.