Every bridge in San Juan County, Colorado
12 inventoried bridges, busiest first
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- San Juan County, Colorado, has 12 bridges in the 2025 National Bridge Inventory: 4 rated good, 7 fair, and 1 poor (as of ).
- This index lists every one of them, busiest first; each links to its own condition record.
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 550 Ml over Cascade Creek | 1949 | 1,900 | Fair |
| US 550 Ml over Mineral Creek | 2011 | 1,900 | Good |
| County Road 2 over Cunningham Creek | 1989 | 997 | Fair |
| County Road 2 over Animas River | 1988 | 920 | Fair |
| 14TH Street over Cement Creek | 1993 | 647 | Fair |
| Greene Street over Cement Creek | 1929 | 647 | Poor |
| 14TH Street over Animas River | 1992 | 265 | Fair |
| County Road 8 over Mineral Creek | 1993 | 199 | Good |
| County Road 2 over Animas River | 1992 | 178 | Fair |
| County Road 21 over Animas River | 1989 | 81 | Fair |
| Nfsr 585 over Mineral Creek | 2012 | 50 | Good |
| Fdr 591 over Coal Creek | 1937 | 37 | Good |
Source: FHWA National Bridge Inventory, 2025.
San Juan County bridge conditions · Colorado bridges by county.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.