Why was the bridge always tired? Too many crossings.
Why was the bridge always tired? Too many crossings.
A bridge walked into a bar. The bartender said, 'Why the long span?'
over KNOB CREEK
.4 M NW JCT SR34&SR36
Parametric wireframe generated from real NBI dimensions. Drag to rotate, scroll to zoom.
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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 15,050 vehicles per day and is 96 years old (reconstructed in 1992).
Its sufficiency rating of 78.9 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 114 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.
About 15,050 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 97 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
1930
96 years old (rebuilt 1992)
Structure Type
Prestressed Concrete (Continuous) Box Beam (Single/Spread)
Total Length
114 ft
34.7 m
Deck Width
97 ft
29.6 m
Spans
4
sections between supports
Max Span
29 ft
longest unsupported section (8.7 m)
Traffic Lanes
5 lanes
Two-way traffic
Daily Traffic
15,050vehicles/day
36.36077°N, 82.38837°W
Prestressed Concrete (Continuous) Box Beam (Single)
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.