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8TH St over Baldwin River

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

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

8TH St over Baldwin River in Lake 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 9 (excellent condition) on the 0-9 scale.
It was built in 2023, making it 2 years old at the 2025 inventory.
It carries about 694 vehicles a day (traffic count year 2022).
Its listed owner is a city or municipal highway agency.
It is one of 13 of the 31 inventoried bridges in Lake County rated good (41.9%); 5 (16.1%) 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 49 ft
Location	0.5 Mi E of M-37
NBI structure number	000000000005299
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
M-37 over Pere Marquette River	1922	4,771	Fair
M-37 over Baldwin Creek	1929	4,771	Fair
US-10 over Baldwin Creek	1931	3,813	Fair
US-10 over Sanborn Creek	1934	3,813	Fair
M-37 over Little Manistee River	1939	2,500	Good
56 Th Street FH32 over Pere Marquette River	1997	1,400	Good