Every bridge in Gem County, Idaho
57 inventoried bridges, busiest first
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Gem County, Idaho, has 57 bridges in the 2025 National Bridge Inventory: 14 rated good, 40 fair, and 3 poor (as of ).
- This index lists every one of them, busiest first; each links to its own condition record.
Source: FHWA National Bridge Inventory, 2025.
Gem County bridge conditions · Idaho bridges by county.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.