City St - Mahoney over San Miguel River
San Miguel County, Colorado · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- City St - Mahoney over San Miguel River in San Miguel County, Colorado, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- It was built in 1995, making it 30 years old at the 2025 inventory.
- It carries about 833 vehicles a day (traffic count year 2022).
- Its listed owner is a town or township highway agency.
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (37.9383, -107.82158)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 3 | Serious condition |
Bridge details
| Structure | Steel culvert |
| Length | about 33 ft |
| Location | 700 FT S of SH145 |
| NBI structure number | TELLRD-MAHONEY |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Colorado department of transportation.
All bridges nearby: San Miguel County, CO bridge conditions · Colorado bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.