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Whitney Bay Road over Private Truck Haul Road

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

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

Whitney Bay Road over Private Truck Haul Road in Chippewa County, Michigan, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 7 (good condition) on the 0-9 scale.
It was built in 2006, making it 19 years old at the 2025 inventory.
It carries about 100 vehicles a day (traffic count year 2005).
Its listed owner is the county highway agency.
It is one of 26 of the 112 inventoried bridges in Chippewa County rated good (23.2%); 13 (11.6%) 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 66 ft
Location	2 Mi E of Ferry Dock
NBI structure number	000000000001658
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
I-75 BS\|3 Mile Rd over I-75 NB	1962	15,700	Fair
I-75 Bs (ashmun) over Power Canal	1934	10,180	Fair
Easterday Ave. over Ashmun Creek	1994	8,347	Good
Easterday Ave over I-75 NB	1962	7,774	Fair
West Portage Ave. over Power Canal	1970	7,637	Fair
Spruce St. over Power Canal	1983	5,995	Fair