Fun fact: Covered bridges were roofed to protect the wood, not the travelers.
Fun fact: Covered bridges were roofed to protect the wood, not the travelers.
41,685 bridges are in poor condition. But this loading screen isn't one of them.
over NH 3A
1.0 MI N MANCHESTER CL
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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 25,712 vehicles per day and is 50 years old (reconstructed in 2012).
Its sufficiency rating of 65.6 is above the national average of 63.6.
The NBI records a navigation clearance of 16 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 is likely to be a comfortable crossing for most travelers.
This bridge is 140 feet long — a quick crossing, under 5 seconds at highway speed.
A standard overpass design with solid barriers on each side.
About 16 feet above ground — standard overpass height.
About 25,712 vehicles cross daily — moderate traffic, some congestion possible.
The deck is 75 feet wide with multiple lanes — easy to stay in a center lane.
This bridge crosses over land, not water — no water views 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
1976
50 years old (rebuilt 2012)
Structure Type
Steel Stringer/Multi-beam/Girder
Total Length
140 ft
42.7 m
Deck Width
75 ft
22.9 m
Spans
1
sections between supports
Max Span
134 ft
longest unsupported section (40.8 m)
Traffic Lanes
4 lanes
One-way traffic
Clearance Below
16 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
25,712vehicles/day
43.04413°N, 71.46491°W
Steel Stringer/Multi-beam/Girder
A steel stringer bridge uses parallel steel beams (stringers) to support the deck. This is one of the most common bridge types in the US, valued for its simplicity and strength.
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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.