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Maple Street over Cold Brook

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

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

Maple Street over Cold Brook in Carroll County, New Hampshire, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 4 (poor condition) on the 0-9 scale.
It was built in 1922, making it 103 years old at the 2025 inventory.
It carries about 253 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 10 of the 193 inventoried bridges in Carroll County rated poor (5.2%); 10 (5.2%) are rated poor.
A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.

Component ratings


Structure	Steel stringer or multi-beam girder
Length	about 23 ft
Location	2.2 Mi NE Effingham Tl
NBI structure number	008901850006700
Condition class	Poor

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
US302 over Saco River	1972	13,313	Fair
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