Fetching data from the National Bridge Inventory...
Fetching data from the National Bridge Inventory...
Fun fact: Covered bridges were roofed to protect the wood, not the travelers.
over NORTH FK TUOLUMNE RIVER
FISH HATCHERY RD (1N04)
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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 630 vehicles per day and is 9 years old.
Its sufficiency rating of 75.0 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 172 feet long — a short crossing, about 10-15 seconds.
A standard overpass design with solid barriers on each side.
No height data available — likely a standard overpass height.
Only about 630 vehicles cross daily — very light traffic with low congestion risk.
The deck is 35 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
2017
9 years old
Structure Type
Prestressed Concrete (Continuous) Stringer/Multi-beam/Girder
Total Length
172 ft
52.5 m
Deck Width
35 ft
10.6 m
Spans
3
sections between supports
Max Span
70 ft
longest unsupported section (21.3 m)
Traffic Lanes
2 lanes
Two-way traffic
Daily Traffic
630vehicles/day
37.98347°N, 120.20542°W
Prestressed Concrete (Continuous) Stringer/Multi-beam/Girder
A prestressed concrete stringer bridge uses pretensioned concrete beams, where steel tendons are stretched before concrete is poured. This creates stronger, lighter spans.
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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.