Gathering condition ratings from coast to coast...
Gathering condition ratings from coast to coast...
A bridge walked into a bar. The bartender said, 'Why the long span?'
over NEW MELONES RESERVOIR
4 MILES SOUTH OF ROUTE 4
Parametric wireframe generated from real NBI dimensions. Drag to rotate, scroll to zoom.
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This bridge has a Poor overall condition rating of 4 out of 9. This bridge is classified as being in poor condition, meaning one or more structural components have significant deterioration. Poor condition does not mean the bridge is unsafe to drive on, but it does mean repairs or replacement may be needed.
The bridge carries 2,500 vehicles per day and is 48 years old.
Its sufficiency rating of 53.6 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 1293 feet long — a moderate crossing, about 30 seconds.
A standard bridge design.
No height data available — likely a standard overpass height.
About 2,500 vehicles cross daily — light traffic, a smooth crossing.
The deck is 40 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
1978
48 years old
Structure Type
Prestressed Concrete (Continuous) Segmental Box Girder
Total Length
1,293 ft
394.0 m
Deck Width
40 ft
12.3 m
Spans
3
sections between supports
Max Span
640 ft
longest unsupported section (195.0 m)
Traffic Lanes
2 lanes
Two-way traffic
Daily Traffic
2,500vehicles/day
38.03943°N, 120.45591°W
Prestressed Concrete (Continuous) Segmental Box Girder
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.