Bridge conditions in Presque Isle County, Michigan
37 inventoried bridges · 4 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
About one in 9 bridges in Presque Isle County is rated in poor condition: 4 of 37 on the federal inventory, one of the higher shares in Michigan.
- 4 of the 37 bridges in Presque Isle County, Michigan, are rated in poor condition (10.8%) in the 2025 National Bridge Inventory, as of .
- 16 bridges (43.2%) are rated good and 17 (45.9%) fair.
- The median Presque Isle County bridge was built in 1975.
- The busiest poor-rated bridge is Schubert Highway over Monaghan Creek (built 1960), carrying about 302 vehicles a day.
Good 43.2% · Fair 45.9% · Poor 10.8% of 37 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 |
|---|---|---|---|
| Schubert Highway over Monaghan Creek | 1960 | 302 | Poor |
| Riverroad over Ocqueoc River | 1935 | 210 | Poor |
| Spile Dam Rd over Ocqueoc River | 1930 | 100 | Poor |
| 638 Hwy over Little Trout River | 1930 | 30 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| M-68 over Rainy River | 1954 | 3,382 | Fair |
| M-68 over Ocqueoc River | 1954 | 3,382 | Fair |
| US-23 over Swan River | 1939 | 3,242 | Good |
| US-23|BRADLEY Hwy over Trout River | 1939 | 1,939 | Fair |
| Millerburg Road over Ocqueoc River | 1948 | 1,750 | Fair |
| M-68 over Little Ocqueoc River | 1959 | 1,564 | Good |
| M-68 over Trout River | 1956 | 1,564 | Fair |
| Hwy 489 over Rainy River | 2015 | 1,375 | Good |
| US-23 Br|petersvil over Mich Limestone Road | 1975 | 1,350 | Fair |
| 441 Road over Swan River | 1939 | 1,350 | 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.