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Sterling Road over St Joseph River

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

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

Sterling Road over St Joseph River in Hillsdale County, Michigan, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 2000, making it 25 years old at the 2025 inventory.
It carries about 74 vehicles a day (traffic count year 2014).
Its listed owner is the county highway agency.
It is one of 28 of the 104 inventoried bridges in Hillsdale County rated good (26.9%); 15 (14.4%) 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 multiple box beam
Length	about 111 ft
Location	0.2 Mile E of Cronk Road
NBI structure number	000000000003337
Condition class	Good

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