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M-123 over Tahquamenon River

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

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

M-123 over Tahquamenon River in Luce County, Michigan, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1978, making it 47 years old at the 2025 inventory.
It carries about 1,162 vehicles a day (traffic count year 2007).
Its listed owner is the state highway agency.
It is one of 13 of the 28 inventoried bridges in Luce County rated fair (46.4%); 4 (14.3%) 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 158 ft
Location	1.3 Mi N of Newberry
NBI structure number	000000000005897
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
M-28 over E Br Teaspoon Creek	1993	3,756	Fair
M-28 over W Br Sage River	2001	2,127	Fair
M-28 over E Br Sage River	1959	2,127	Fair
M-28 over E Br Fox River	1989	1,763	Fair
Dollarville Road over Teaspoon Creek	1951	1,700	Fair
County Rd 98 over Helmer Creek	2005	1,200	Good