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Csah 16 over Rum River

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

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

Csah 16 over Rum River in Mille Lacs 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 1973, making it 52 years old at the 2025 inventory.
It carries about 610 vehicles a day (traffic count year 2018).
Its listed owner is the county highway agency.
It is one of 46 of the 107 inventoried bridges in Mille Lacs County rated fair (43.0%); 8 (7.5%) 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	Timber stringer or multi-beam girder
Length	about 144 ft
Location	1.3 Mi W of Jct US 169
NBI structure number	48511
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Csah 29 over W Br Rum River	2010	10,400	Good
Mn 95 over US 169	1979	10,100	Fair
Mn 95 over Battle Brook	1956	10,100	Fair
US 169 over Bradbury Brook	1990	9,915	Fair
US 169 over W Br Rum River	1978	9,650	Fair
US 169 over W Br Rum River	1978	9,650	Fair