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 OHIO RIVER-MARKLAND DAM
.533 MI. N. JCT. KY 184
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 5,105 vehicles per day and is 48 years old.
Its sufficiency rating of 63.3 places it below the national average of 63.6.
The NBI records a navigation clearance of 30 feet — the minimum vertical space below the bridge deck. The total height of the bridge structure (including towers, railings, and superstructure) may be higher.
For travelers with bridge anxiety
This bridge may cause some awareness for travelers with bridge anxiety, but has manageable characteristics.
This bridge is 680 feet long — a moderate crossing, about 30 seconds.
A standard overpass design with solid barriers on each side.
About 30 feet above ground — moderate height, similar to a 3-5 story building.
About 5,105 vehicles cross daily — light traffic, a smooth crossing.
The deck is 38 feet wide with 2-3 lanes — moderate width.
This bridge crosses over land, not water — no water views 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
Steel (Continuous) Girder & Floorbeam
Total Length
680 ft
207.3 m
Deck Width
38 ft
11.6 m
Spans
5
sections between supports
Max Span
230 ft
longest unsupported section (70.1 m)
Traffic Lanes
2 lanes
Two-way traffic
Clearance Below
30 ft
navigation clearance under deck
Clearance height compared to familiar objects
Height shown is the navigation clearance below the bridge deck. The total height of the bridge structure (including towers and superstructure) may be higher.
Daily Traffic
5,105vehicles/day
38.77306°N, 84.96500°W
Steel (Continuous) Girder & Floorbeam
A steel girder bridge relies on large steel I-beams or plate girders as the primary load-bearing members. These bridges can span significant distances and carry heavy loads.
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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.