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9 Mile Road over S Br Carroll Creek

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

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

9 Mile Road over S Br Carroll Creek in Midland County, Michigan, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 2017, making it 8 years old at the 2025 inventory.
It carries about 500 vehicles a day (traffic count year 2014).
Its listed owner is the county highway agency.
It is one of 39 of the 140 inventoried bridges in Midland County rated good (27.9%); 24 (17.1%) 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

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

Bridge	Built	Vehicles/day	Condition
M-20 EB over Tittabawassee River	2019	21,358	Good
M-20 WB over Tittabawassee River	2018	21,350	Good
N Saginaw Road over Sturgeon Creek	1931	20,000	Fair
Jefferson Rd over US-10	1960	18,005	Fair
N Saginaw Road over State Drain	1931	17,000	Fair
M-20 over Prairie Creek	1938	16,168	Fair