Gathering condition ratings from coast to coast...
Gathering condition ratings from coast to coast...
The Golden Gate Bridge uses 80,000 miles of wire in its cables.
over SR 73 RAMPS BONITA CRK
12-ORA-073-23.75-IRVN
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 22,090 vehicles per day and is 30 years old.
Its sufficiency rating of 72.9 is above the national average of 63.6.
The NBI records a navigation clearance of 19 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 804 feet long — a moderate crossing, about 30 seconds.
A standard overpass design with solid barriers on each side.
About 19 feet above ground — moderate height, similar to a 3-5 story building.
About 22,090 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 39 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
1996
30 years old
Structure Type
Prestressed Concrete (Continuous) Box Beam (Multiple)
Total Length
804 ft
245.0 m
Deck Width
39 ft
12.0 m
Spans
7
sections between supports
Max Span
131 ft
longest unsupported section (40.0 m)
Traffic Lanes
2 lanes
One-way traffic
Clearance Below
19 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
22,090vehicles/day
33.63989°N, 117.86038°W
Prestressed Concrete (Continuous) Box Beam (Multiple)
A prestressed concrete box beam bridge combines hollow box sections with prestressing technology, enabling longer spans with reduced weight and material usage.
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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.