Wow, there are a lot of bridges here... one second please.
Wow, there are a lot of bridges here... one second please.
Did you know? The oldest bridge in the NBI was built in 1697.
over NATOMAS E MN DRN CNL RR
0.3 MI E OF NORTHGATE BLV
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 5 out of 9. While it is not classified as structurally deficient, it shows some deterioration that is being monitored.
The bridge carries 21,440 vehicles per day and is 26 years old.
Its sufficiency rating of 61.4 places it below the national average of 63.6.
The NBI records a navigation clearance of 24 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 1298 feet long — a moderate crossing, about 30 seconds.
A standard overpass design with solid barriers on each side.
About 24 feet above ground — moderate height, similar to a 3-5 story building.
About 21,440 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 74 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
2000
26 years old
Structure Type
Prestressed Concrete (Continuous) Box Beam (Multiple)
Total Length
1,298 ft
395.6 m
Deck Width
74 ft
22.7 m
Spans
11
sections between supports
Max Span
130 ft
longest unsupported section (39.6 m)
Traffic Lanes
4 lanes
Two-way traffic
Clearance Below
24 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
21,440vehicles/day
38.60578°N, 121.47069°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.