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Route 551 over Big Cedar River

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

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

Route 551 over Big Cedar River in Menominee 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 1969, making it 56 years old at the 2025 inventory.
It carries about 681 vehicles a day (traffic count year 1999).
Its listed owner is the county highway agency.
It is one of 41 of the 96 inventoried bridges in Menominee County rated fair (42.7%); 9 (9.4%) 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	Prestressed concrete multiple box beam
Length	about 119 ft
Location	5.7 Mi S of Ush 2 and 41
NBI structure number	000000000006835
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
US-41 In Menominee over Menominee River	2005	20,760	Good
US-41 over Canadian National RR	1998	20,760	Good
26TH Street over Menominee River	1976	8,450	Fair
1ST Street over Menominee River	1972	7,640	Fair
Us-2\|us-41 over Big Cedar River	1932	6,417	Fair
Us-2\|us-41 over Wilson Creek	1931	6,417	Fair