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.
Bridges: the original social network. Connecting communities since 850 BC.
over NORTHWEST BRANCH
1.00 MILE WEST OF MD 650
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 222,147 vehicles per day and is 59 years old (reconstructed in 2012).
Its sufficiency rating of 71.1 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 506 feet long — a short crossing, about 10-15 seconds.
A truss bridge — the steel framework can provide a sense of enclosure.
No height data available — likely a standard overpass height.
About 222,147 vehicles cross daily — very heavy traffic, high congestion risk.
The deck is 126 feet wide with multiple lanes — easy to stay in a center lane.
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
1967
59 years old (rebuilt 2012)
Structure Type
Steel Truss (Deck)
Total Length
506 ft
154.2 m
Deck Width
126 ft
38.3 m
Spans
3
sections between supports
Max Span
200 ft
longest unsupported section (61.0 m)
Traffic Lanes
8 lanes
Two-way traffic
Daily Traffic
222,147vehicles/day
39.01719°N, 76.99486°W
Steel Truss (Deck)
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.