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Mn 56 over N Fk Zumbro River

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

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

Mn 56 over N Fk Zumbro River in Goodhue County, Minnesota, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 8 (very good condition) on the 0-9 scale.
It was built in 2017, making it 8 years old at the 2025 inventory.
It carries about 2,434 vehicles a day (traffic count year 2022).
Its listed owner is the state highway agency.
It is one of 168 of the 331 inventoried bridges in Goodhue County rated good (50.8%); 17 (5.1%) 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	Prestressed concrete stringer or multi-beam girder
Length	about 99 ft
Location	0.1 Mi N of N Jct Th 60
NBI structure number	25020
Condition class	Good

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