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County Rd 550 over Little Garlic River

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

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

County Rd 550 over Little Garlic River in Marquette 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 8 (very good condition) on the 0-9 scale.
It was built in 2014, making it 11 years old at the 2025 inventory.
It carries about 1,900 vehicles a day (traffic count year 2014).
Its listed owner is the county highway agency.
It is one of 69 of the 147 inventoried bridges in Marquette County rated good (46.9%); 19 (12.9%) 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 60 ft
Location	1 Mile West of Buckroe
NBI structure number	000000000006560
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
Us-41\|m-28 over Carp River	1936	23,600	Fair
US-41 over Carp Creek	1979	14,675	Good
US-41 over Ls&i RR	1979	13,542	Fair
M-28 over Chocolay River	2005	9,335	Good
US-41 NB over Carp River	1955	8,662	Fair
US-41 SB over Carp River	1958	8,662	Fair