Why do engineers love bridges? They're outstanding in their field.
Why do engineers love bridges? They're outstanding in their field.
Did you know? The oldest bridge in the NBI was built in 1697.
over DRY CREEK
LWER SAC RD SAC/SJ CO LN
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 6,877 vehicles per day and is 68 years old.
Its sufficiency rating of 57.8 places it below 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 798 feet long — a moderate crossing, about 30 seconds.
A standard overpass design with solid barriers on each side.
No height data available — likely a standard overpass height.
About 6,877 vehicles cross daily — light traffic, a smooth crossing.
The deck is 37 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
1958
68 years old
Structure Type
Concrete (Continuous) Slab
Total Length
798 ft
243.1 m
Deck Width
37 ft
11.3 m
Spans
27
sections between supports
Max Span
30 ft
longest unsupported section (9.1 m)
Traffic Lanes
2 lanes
Two-way traffic
Daily Traffic
6,877vehicles/day
38.23791°N, 121.29330°W
Concrete (Continuous) Slab
A concrete slab bridge is a simple, solid concrete deck that acts as both the structural support and driving surface. Common for short spans, they are durable and low-maintenance.
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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.