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M 12 over Stream

Goodhue County, Minnesota · rated Poor in the 2025 National Bridge Inventory

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

M 12 over Stream in Goodhue County, Minnesota, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 0 (failed condition, out of service) on the 0-9 scale.
It was built in 1935, making it 90 years old at the 2025 inventory.
It carries about 60 vehicles a day (traffic count year 1986).
Its listed owner is a city or municipal highway agency.
It is one of 17 of the 331 inventoried bridges in Goodhue County rated poor (5.1%); 17 (5.1%) 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

Component	Rating (2025)	FHWA scale meaning
Deck	4	Poor condition
Superstructure	4	Poor condition
Substructure	0	Failed condition, out of service


Structure	Steel stringer or multi-beam girder
Length	about 21 ft
Location	In Zumbrota
NBI structure number	L5901
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
US 52 over Pine Island Creek	1960	28,281	Fair
US 52 over Butler Creek	2023	21,379	Good
US 52 over Stream	1928	21,347	Fair
US 52 over Stream	1959	21,347	Fair
US 61 over Ditch	1994	17,500	Fair
US 61 over Ditch	1994	17,500	Fair