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Mn 27 over Stream

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

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

Mn 27 over Stream in Morrison County, Minnesota, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 5 (fair condition) on the 0-9 scale.
It was built in 1950, making it 75 years old at the 2025 inventory.
It carries about 1,216 vehicles a day (traffic count year 2021).
Its listed owner is the state highway agency.
It is one of 60 of the 164 inventoried bridges in Morrison County rated fair (36.6%); 5 (3.0%) 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	Steel stringer or multi-beam girder
Length	about 26 ft
Location	11.7 Mi W of Onamia
NBI structure number	6737
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Mn 27 over Mississippi River	1941	14,200	Fair
Mn 371 over Fletcher Creek	2005	12,900	Fair
US 10 over BNSF RR; Csah 76	1974	11,000	Fair
US 10 over Mississippi River	1973	11,000	Fair
US 10 over Miss. River Back Channel	2010	11,000	Good
US 10 over Mn 27	1973	10,376	Good