The average US bridge is 48 years old. That's a lot of birthday candles.
The average US bridge is 48 years old. That's a lot of birthday candles.
Why do engineers love bridges? They're outstanding in their field.
over CURTIS CREEK B&O RR
0.36 MI N OF AA CO LINE
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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 23,169 vehicles per day and is 51 years old (reconstructed in 2003).
Its sufficiency rating of 69.0 is above the national average of 63.6.
The NBI records a navigation clearance of 60 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 3620 feet long — an extended crossing, several minutes.
A movable bridge — it may occasionally stop for boat traffic.
About 60 feet above ground — an elevated crossing, similar to a 5-10 story building.
About 23,169 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 40 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
1975
51 years old (rebuilt 2003)
Structure Type
Steel Movable (Bascule)
Total Length
3,620 ft
1103.4 m
Deck Width
40 ft
12.2 m
Spans
1
sections between supports
Max Span
320 ft
longest unsupported section (97.5 m)
Traffic Lanes
2 lanes
One-way traffic
Clearance Below
60 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
23,169vehicles/day
39.20659°N, 76.58773°W
Steel Movable (Bascule)
A movable bridge can change position to allow passage of boats or other traffic. Steel movable bridges include lift, bascule (drawbridge), and swing types.
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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.