Connecting the data points... literally.
Connecting the data points... literally.
A bridge's favorite type of music? Heavy metal. Or suspension... it depends.
over I-376 AND CSX RR
MA11 SOUTH 10TH ST BRDG
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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 18,372 vehicles per day and is 93 years old (reconstructed in 1994).
Its sufficiency rating of 65.3 is above the national average of 63.6.
The NBI records a navigation clearance of 20 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 1275 feet long — a moderate crossing, about 30 seconds.
A suspension bridge — an open design, typically high above the waterway.
About 20 feet above ground — moderate height, similar to a 3-5 story building.
About 18,372 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 42 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
1933
93 years old (rebuilt 1994)
Structure Type
Steel Suspension
Total Length
1,275 ft
388.6 m
Deck Width
42 ft
12.8 m
Spans
3
sections between supports
Max Span
725 ft
longest unsupported section (221.0 m)
Traffic Lanes
4 lanes
Two-way traffic
Clearance Below
20 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
18,372vehicles/day
40.43274°N, 79.98931°W
Steel Suspension
A suspension bridge hangs the deck from cables supported by tall towers. This design enables the longest bridge spans in the world.
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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.