Bridge conditions in Luce County, Michigan
28 inventoried bridges · 4 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
Of the 28 Luce County bridges in the federal inventory, 4 carry a poor rating. That 14.3% share is roughly 2x the national average.
- 4 of the 28 bridges in Luce County, Michigan, are rated in poor condition (14.3%) in the 2025 National Bridge Inventory, as of .
- 11 bridges (39.3%) are rated good and 13 (46.4%) fair.
- The median Luce County bridge was built in 1989.
- The busiest poor-rated bridge is M-123 over Auger Creek (built 1937), carrying about 574 vehicles a day.
Good 39.3% · Fair 46.4% · Poor 14.3% of 28 bridges
Bridges rated poor
Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| M-123 over Auger Creek | 1937 | 574 | Poor |
| County Road 421 over Tahquamenon River | 1967 | 20 | Poor |
| County Road 418 over N Br Two Hearted River | 1935 | 10 | Poor |
| Silver Creek Road over Silver Creek | 1970 | 5 | Poor |
Busiest bridges in the county
| 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 |
| M-123 over Tahquamenon River | 1978 | 1,162 | Fair |
| M-123 over Murphy Creek | 2010 | 890 | Good |
| M-123 over Auger Creek | 1937 | 574 | Poor |
| County Road 407 over Dawson Creek | 1983 | 420 | Fair |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Michigan: Michigan bridge conditions by county · every download on the data page.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.