Bridge conditions in Liberty County, Montana
10 inventoried bridges · 0 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
None of the 10 inventoried bridges in Liberty County are rated in poor condition in the current federal inventory. 3 are rated good and 7 fair.
- 0 of the 10 bridges in Liberty County, Montana, are rated in poor condition (0.0%) in the 2025 National Bridge Inventory, as of .
- 3 bridges (30.0%) are rated good and 7 (70.0%) fair.
- The median Liberty County bridge was built in 1977.
Good 30.0% · Fair 70.0% · Poor 0.0% of 10 bridges
Bridges rated poor
No bridges in this county carry a poor rating in the current inventory.
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 2 over Cottonwood Creek | 1953 | 2,325 | Fair |
| S 223 over Cottonwood Creek | 1960 | 518 | Fair |
| S 223 over Cottonwood Creek | 1963 | 409 | Fair |
| S 223 over Marias River | 1966 | 270 | Fair |
| County Rd 001 over Cottonwood Creek | 2020 | 100 | Good |
| Moffat Rd over Marias River 011 | 1995 | 100 | Good |
| Pugsley Rd over Marias River 006 | 1951 | 100 | Fair |
| Broadhurst Rd over Pondera Coulee 013 | 1977 | 100 | Fair |
| Black Jack Rd over Sage Creek 001 | 2006 | 100 | Good |
| Bootlegger Rd over Pondera Coulee | 1984 | 18 | Fair |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Montana: Montana 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.