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I-75 SB over Stony Creek

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

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

I-75 SB over Stony Creek in Monroe 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 2016, making it 9 years old at the 2025 inventory.
It carries about 36,850 vehicles a day (traffic count year 2013).
Its listed owner is the state highway agency.
It is one of 93 of the 299 inventoried bridges in Monroe County rated good (31.1%); 40 (13.4%) 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 single box beam
Length	about 173 ft
Location	3.2 Mi NE of M-50
NBI structure number	000000000007190
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 over Conrail Raisin R Front	1955	67,800	Poor
I-75 over NS & Cn Railroad	1956	65,200	Good
I-75 over Norfolk Southern RR	1955	65,200	Fair
I-75 over Sandy Creek Rd	1955	65,200	Fair
I-75 over Paper Co Water Mains	1955	63,962	Fair
I-75 over Norfolk Southern RR	1955	63,962	Fair