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US302 over Saco River

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

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

US302 over Saco River in Carroll 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 superstructure, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1972, making it 53 years old at the 2025 inventory.
It carries about 13,313 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 81 of the 193 inventoried bridges in Carroll County rated fair (42.0%); 10 (5.2%) 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	Continuous steel stringer or multi-beam girder
Length	about 418 ft
Location	2.4 Mi E Jct 16
NBI structure number	005401520009800
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 16 NH113 over Pequawket Pond	1940	19,487	Fair
US302 Nh 16 over Artist Falls Brook	1900	13,702	Good
Nh 16 over Branch River	1966	12,893	Fair
Nh 16 over Saco River	1945	12,188	Fair
Nh 16 Nh 25 over Chocorua River	1955	11,700	Good
Nh 16 Nh 25 over Bearcamp River	2021	11,700	Good