County Road 34 over I 70 Ml Kyle RR
Lincoln County, Colorado · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- County Road 34 over I 70 Ml Kyle RR in Lincoln County, Colorado, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1975, making it 50 years old at the 2025 inventory.
- It carries about 3 vehicles a day (traffic count year 2024).
- Its listed owner is the state highway agency.
- It is one of 94 of the 127 inventoried bridges in Lincoln County rated fair (74.0%); 10 (7.9%) are rated poor.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (39.27778, -103.43485)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 5 | Fair condition |
| Superstructure | 7 | Good condition |
| Substructure | 6 | Satisfactory condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 418 ft |
| Location | 11 Mi E of Jct SH 71 |
| NBI structure number | G-23-AF |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Colorado department of transportation.
Busiest bridges in Lincoln County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I 70 Ml+front Rd over Draw | 1975 | 14,291 | Fair |
| Ramp to US 24 over Kyle RR R | 1975 | 12,000 | Good |
| I 70 Ml over Draw | 1955 | 10,000 | Fair |
| US 24 Ml over I 70 Ml | 1975 | 7,500 | Fair |
| I 70 Ml Wbnd over US 24 Ml | 1975 | 7,000 | Fair |
| I 70 Ml Ebnd over US 24 Ml | 1975 | 7,000 | Fair |
All bridges nearby: Lincoln County, CO bridge conditions · every bridge in Lincoln County · Colorado bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.