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NH123 over Connecticut River

Cheshire County, New Hampshire · rated Fair in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

NH123 over Connecticut River in Cheshire County, New Hampshire, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1910 and reconstructed in 1989, making it 115 years old at the 2025 inventory.
It carries about 8,425 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 90 of the 194 inventoried bridges in Cheshire County rated fair (46.4%); 22 (11.3%) are rated poor.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings


Structure	Steel stringer or multi-beam girder
Length	about 467 ft
Location	Vermont State Line
NBI structure number	026201320006200
Condition class	Fair

Source: FHWA National Bridge Inventory, 2025 data as reported by the New Hampshire department of transportation.

Bridge	Built	Vehicles/day	Condition
Nh 12 NH101 over Ashuelot River Ped Trail	1961	22,780	Fair
Nh 9 over Ash Swamp Brook	2006	22,417	Good
Nh 12 over Beaver Brook	2019	17,831	Good
Nh 12 over Branch River	1994	17,831	Good
West Street over Ashuelot River	1952	16,605	Fair
Nh 9 Nh 10 Nh 12 over West Street	1967	16,222	Good