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A bridge's favorite type of music? Heavy metal. Or suspension... it depends.
over ROADS RRS HERRING RUN
MILEPOST 59.6
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 67,634 vehicles per day and is 52 years old.
Its sufficiency rating of 61.0 places it below the national average of 63.6.
The NBI records a navigation clearance of 25 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 has some features that may be challenging for travelers with bridge anxiety. See the tips below for a more comfortable crossing.
This bridge is 3213 feet long — a longer crossing, over 1 minute.
A standard overpass design with solid barriers on each side.
About 25 feet above ground — moderate height, similar to a 3-5 story building.
About 67,634 vehicles cross daily — heavy traffic, congestion likely during rush hours.
The deck is 62 feet wide with 3-4 lanes — standard 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
1974
52 years old
Structure Type
Steel (Continuous) Stringer/Multi-beam/Girder
Total Length
3,213 ft
979.3 m
Deck Width
62 ft
18.9 m
Spans
23
sections between supports
Max Span
238 ft
longest unsupported section (72.5 m)
Traffic Lanes
4 lanes
One-way traffic
Clearance Below
25 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
67,634vehicles/day
39.29448°N, 76.53158°W
Steel (Continuous) Stringer/Multi-beam/Girder
A steel stringer bridge uses parallel steel beams (stringers) to support the deck. This is one of the most common bridge types in the US, valued for its simplicity and strength.
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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.