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Mn 270 over BNSF RR

Rock County, Minnesota · rated Fair in the 2025 National Bridge Inventory

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

Mn 270 over BNSF RR in Rock County, Minnesota, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1967, making it 58 years old at the 2025 inventory.
It carries about 1,403 vehicles a day (traffic count year 2022).
Its listed owner is the state highway agency.
It is one of 44 of the 266 inventoried bridges in Rock County rated fair (16.5%); 5 (1.9%) 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	Continuous steel stringer or multi-beam girder
Length	about 156 ft
Location	In Hills
NBI structure number	67001
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I 90 over Spring Water Creek	1960	15,110	Fair
I 90 over Elk Creek	1964	11,392	Fair
I 90 over Beaver Creek	1960	11,300	Fair
I 90 over Beaver Creek	1971	11,300	Fair
I 90 over Stream	1964	9,344	Good
US 75 over I 90	1992	9,172	Fair