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Trail Street over Grand River

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

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

Trail Street over Grand River in Jackson 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 1970, making it 55 years old at the 2025 inventory.
It carries about 86 vehicles a day (traffic count year 2020).
Its listed owner is a city or municipal highway agency.
It is one of 87 of the 158 inventoried bridges in Jackson County rated fair (55.1%); 17 (10.8%) 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 single box beam
Length	about 40 ft
Location	200 Ft.east of Jackson St
NBI structure number	000000000004540
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Elm Rd over I-94	2022	54,000	Good
Airport Rd over I-94	1958	46,000	Fair
Whipple Rd over I-94	1960	38,000	Fair
Sandstone Rd over I-94	1958	34,000	Fair
I-94 EB over Jail RR & Grand River	2019	33,550	Good
I-94 WB over Jail RR & Grand River	2020	33,550	Good