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Main St over Sebasticook River

Somerset County, Maine · rated Good in the 2025 National Bridge Inventory

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

Main St over Sebasticook River in Somerset County, Maine, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 1997, making it 28 years old at the 2025 inventory.
It carries about 4,541 vehicles a day (traffic count year 2016).
Its listed owner is the state highway agency.
It is one of 36 of the 173 inventoried bridges in Somerset County rated good (20.8%); 40 (23.1%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Continuous steel stringer or multi-beam girder
Length	about 202 ft
Location	0.3 Mi NE Jct Route 152
NBI structure number	2404
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
Island Av over Kennebec River	1976	21,774	Fair
US2 & US201 over Kennebec River	1976	18,813	Fair
Bridge St over W Channel Kennebec River	2003	13,343	Good
Bridge St over C Channel Kennebec River	2003	13,237	Good
I 95 over Route 201 (skowhegan Rd)	1960	12,470	Fair
Oxbow Rd over Interstate 95 NB & SB	1963	10,232	Poor