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I 90 EB over St 12 Southbridge St

Worcester County, Massachusetts · rated Poor in the 2025 National Bridge Inventory

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

I 90 EB over St 12 Southbridge St in Worcester County, Massachusetts, 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 1957 and reconstructed in 1980, making it 68 years old at the 2025 inventory.
It carries about 42,886 vehicles a day (traffic count year 2025).
Its listed owner is the state highway agency.
It is one of 78 of the 1,020 inventoried bridges in Worcester County rated poor (7.6%); 78 (7.6%) 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	Continuous steel stringer or multi-beam girder
Length	about 314 ft
Location	MM90.6 0.1 M E of 290
NBI structure number	A170484KJDOTNBI
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
I 90 over Water Blackstone River	1957	130,647	Fair
I 290 over Hwy Seymour St	1959	126,972	Fair
I 290 over Hwy Endicott St	1959	126,870	Fair
I 290 & Ramps over Hwy Prospect St	1958	114,878	Fair
I 90 over Water French River	1957	104,900	Fair
I 290 over ST146 Millbury St	2007	96,092	Good