Crunching the numbers on America's infrastructure...
Crunching the numbers on America's infrastructure...
Bridges: the original social network. Connecting communities since 850 BC.
over DOWNY MARSH VALLEY CNL
5.6 N. 3.1 W. BANCROFT
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 6 out of 9. While it is not classified as structurally deficient, it shows some deterioration that is being monitored.
The bridge carries 50 vehicles per day and is 40 years old.
Its sufficiency rating of 63.7 is above the national average of 63.6.
For travelers with bridge anxiety
This bridge is likely to be a comfortable crossing for most travelers.
This bridge is 23 feet long — a quick crossing, under 5 seconds at highway speed.
A standard overpass design with solid barriers on each side.
No height data available — likely a standard overpass height.
Only about 50 vehicles cross daily — very light traffic with low congestion risk.
The deck is 48 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
1986
40 years old
Structure Type
Concrete Frame
Total Length
23 ft
7.0 m
Deck Width
48 ft
14.5 m
Spans
1
sections between supports
Max Span
23 ft
longest unsupported section (7.0 m)
Traffic Lanes
2 lanes
Two-way traffic
Daily Traffic
50vehicles/day
42.80220°N, 111.94830°W
Concrete Frame
A concrete frame bridge is a rigid structure where the deck and supports are monolithically connected, creating a strong, continuous structure.
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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.