Kentucky Avenue over Weir Gulch
Jefferson County, Colorado · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Kentucky Avenue over Weir Gulch in Jefferson County, Colorado, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- It was built in 1970, making it 55 years old at the 2025 inventory.
- It carries about 5,467 vehicles a day (traffic count year 2021).
- Its listed owner is a city or municipal 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 → (39.70031, -105.07314)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 4 | Poor condition |
Bridge details
| Structure | Steel culvert |
| Length | about 32 ft |
| Location | 1/2 Blk W of Pierce St |
| NBI structure number | LKWD-04-0.50-02 |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Colorado department of transportation.
All bridges nearby: Jefferson County, CO bridge conditions · Colorado bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.