Over 5 billion bridge crossings happen every single day in America.
Over 5 billion bridge crossings happen every single day in America.
Bridges: the original social network. Connecting communities since 850 BC.
over FLAT RIVER
IN LOWELL (107 E MAIN ST)
Parametric wireframe generated from real NBI dimensions. Drag to rotate, scroll to zoom.
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This bridge has a Good overall condition rating of 7 out of 9. It is in good structural condition and is not classified as structurally deficient.
The bridge carries 18,836 vehicles per day and is 86 years old (reconstructed in 2010).
Its sufficiency rating of 70.6 is above the national average of 63.6.
For travelers with bridge anxiety
This bridge is likely to be a comfortable crossing for most travelers.
This bridge is 49 feet long — a quick crossing, under 5 seconds at highway speed.
A standard overpass design with solid barriers on each side.
No height data available — likely a standard overpass height.
About 18,836 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 74 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
1940
86 years old (rebuilt 2010)
Structure Type
Prestressed Concrete Box Beam (Single/Spread)
Total Length
49 ft
14.9 m
Deck Width
74 ft
22.6 m
Spans
1
sections between supports
Max Span
46 ft
longest unsupported section (14.1 m)
Traffic Lanes
4 lanes
Two-way traffic
Daily Traffic
18,836vehicles/day
42.93441°N, 85.33805°W
Prestressed Concrete Box Beam (Single)
A prestressed concrete box beam bridge combines hollow box sections with prestressing technology, enabling longer spans with reduced weight and material usage.
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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.