US 34-d Ebnd over US 34 Ml
Weld County, Colorado · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US 34-d Ebnd over US 34 Ml in Weld County, Colorado, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1977 and reconstructed in 1999, making it 48 years old at the 2025 inventory.
- It carries about 7,000 vehicles a day (traffic count year 2020).
- Its listed owner is the state highway agency.
- It is one of 376 of the 608 inventoried bridges in Weld County rated fair (61.8%); 21 (3.5%) 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 → (40.40628, -104.87618)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 6 | Satisfactory condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete multiple box beam |
| Length | about 347 ft |
| Location | 6 Mi E of Jct I-25 |
| NBI structure number | C-17-FA |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Colorado department of transportation.
Busiest bridges in Weld County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I 25 Ml over Draw | 2004 | 102,000 | Fair |
| I25 Ml over Draw | 2004 | 102,000 | Fair |
| I 25 ML & Ramps over Channel Md-b | 2000 | 91,000 | Good |
| I 25 Ml and Fr Rds over Lower Boulder Ditch | 2000 | 91,000 | Good |
| I 25 Ml Nbnd over SH 60 Ml | 2023 | 86,000 | Good |
| I 25 Ml Sbnd over Weld County Road 46 | 2022 | 83,000 | Good |
All bridges nearby: Weld County, CO bridge conditions · every bridge in Weld County · Colorado bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.