I25 Ml Sbnd over Walsen Arroyo
Huerfano County, Colorado · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- I25 Ml Sbnd over Walsen Arroyo in Huerfano County, Colorado, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 7 (good condition) on the 0-9 scale.
- It was built in 2001, making it 24 years old at the 2025 inventory.
- It carries about 5,500 vehicles a day (traffic count year 2020).
- Its listed owner is the state highway agency.
- It is one of 27 of the 94 inventoried bridges in Huerfano County rated good (28.7%); 2 (2.1%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated January 2025, on a 24-month routine inspection cycle.
- A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.
View this bridge on a map → (37.59476, -104.74503)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 8 | 8 | Very good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Continuous prestressed concrete stringer or multi-beam girder |
| Length | about 209 ft |
| Location | 1.7 Mi S.of Walsenburg Bu |
| NBI structure number | N-18-AA |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | January 2025 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Colorado department of transportation.
Busiest bridges in Huerfano County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I 25 Ml over Draw | 1948 | 14,000 | Good |
| I 25 NE Ramp over Draw R | 1965 | 14,000 | Fair |
| I 25 Ml over Draw | 1930 | 14,000 | Fair |
| I25 Ml / Frontage over Mayne Arroyo | 1965 | 11,000 | Fair |
| I 25 Ml Sbnd over Apache Creek | 1965 | 7,000 | Good |
| I 25 Ml Sbnd over Pope Arroyo | 1965 | 7,000 | Fair |
All bridges nearby: Huerfano County, CO bridge conditions · every bridge in Huerfano County · Colorado bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.