Fetching data from the National Bridge Inventory...
Fetching data from the National Bridge Inventory...
Why don't bridges ever get lonely? Because they're always making connections.
over WATER NORTHERN CANAL
.24 KM SW OF MERRIMACK RV
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 11,800 vehicles per day and is 129 years old (reconstructed in 2004).
Its sufficiency rating of 64.1 is above the national average of 63.6.
For travelers with bridge anxiety
This bridge may cause some awareness for travelers with bridge anxiety, but has manageable characteristics.
This bridge is 116 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 11,800 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 50 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
1897
129 years old (rebuilt 2004)
Structure Type
Steel Girder & Floorbeam
Total Length
116 ft
35.5 m
Deck Width
50 ft
15.2 m
Spans
1
sections between supports
Max Span
105 ft
longest unsupported section (32.0 m)
Traffic Lanes
2 lanes
Two-way traffic
Daily Traffic
11,800vehicles/day
42.65049°N, 71.31914°W
Steel Girder & Floorbeam
A steel girder bridge relies on large steel I-beams or plate girders as the primary load-bearing members. These bridges can span significant distances and carry heavy loads.
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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.