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S Main St over Piscataquis River

Piscataquis County, Maine · rated Fair in the 2025 National Bridge Inventory

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

S Main St over Piscataquis River in Piscataquis County, Maine, 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 1954 and reconstructed in 2016, making it 71 years old at the 2025 inventory.
It carries about 5,955 vehicles a day (traffic count year 2016).
Its listed owner is the state highway agency.
It is one of 47 of the 80 inventoried bridges in Piscataquis County rated fair (58.8%); 17 (21.2%) 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	Steel stringer or multi-beam girder
Length	about 175 ft
Location	Adj Tp Sly Jct Rte 150
NBI structure number	2337
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
E Main St over Piscataquis River	1912	10,496	Poor
W Main St over Sebec River	1931	6,037	Poor
Main St over Sebec River	1915	6,037	Poor
Main St over Sebec River	1915	6,037	Poor
W Main St over Sebec River	1924	6,037	Fair
Water St over Salmon Str	2006	4,848	Good