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State Parkway over Huron River

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

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

State Parkway over Huron River in Livingston 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 5 (fair condition) on the 0-9 scale.
It was built in 1976, making it 49 years old at the 2025 inventory.
It carries about 500 vehicles a day (traffic count year 2010).
It is one of 95 of the 165 inventoried bridges in Livingston County rated fair (57.6%); 23 (13.9%) 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	Steel stringer or multi-beam girder
Length	about 64 ft
Location	3.7 Mi SW Park Entrance
NBI structure number	000000000013706
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I-96 EB Cd over US-23 NB	2016	516,020	Good
US-23 over M-36	1960	64,800	Poor
I-96 WB Cd over US-23 SB	2016	51,600	Good
I-96 WB over US-23 SB	2015	51,600	Fair
I-96 EB over US-23 NB	2015	51,600	Fair
I-96 WB over US-23 NB	2015	51,600	Fair