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M-49 over St Joseph River

Hillsdale County, Michigan · rated Fair in the 2025 National Bridge Inventory

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

M-49 over St Joseph River in Hillsdale County, Michigan, 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 1949, making it 76 years old at the 2025 inventory.
It carries about 1,900 vehicles a day (traffic count year 2008).
Its listed owner is the state highway agency.
It is one of 61 of the 104 inventoried bridges in Hillsdale County rated fair (58.7%); 15 (14.4%) 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 63 ft
Location	In Litchfield
NBI structure number	000000000003261
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
US-12 over St Joseph River	1999	15,669	Fair
US-127 over Beecher Creek	1991	5,142	Fair
US-127 over Bean Creek	1947	5,136	Fair
US-127 over Bean Creek	1947	5,136	Fair
Fayette St over St Joseph River	2022	3,798	Good
US-127 over Blanchard Drain	1948	3,056	Poor