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 POTOMAC RIVER
0000VA LINE / 0000MD 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 60,262 vehicles per day and is 20 years old.
Its sufficiency rating of 77.1 is above the national average of 63.6.
The NBI records a navigation clearance of 70 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 6087 feet long — an extended crossing, several minutes.
A movable bridge — it may occasionally stop for boat traffic.
About 70 feet above ground — an elevated crossing, similar to a 5-10 story building.
About 60,262 vehicles cross daily — heavy traffic, congestion likely during rush hours.
The deck is 110 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
2006
20 years old
Structure Type
Steel Movable (Bascule)
Total Length
1.15 mi
1855.3 m
Deck Width
110 ft
33.5 m
Spans
3
sections between supports
Max Span
270 ft
longest unsupported section (82.3 m)
Traffic Lanes
5 lanes
One-way traffic
Clearance Below
70 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
60,262vehicles/day
38.79293°N, 77.04636°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.