County Road 104 over Huerfano River
Huerfano County, Colorado · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- County Road 104 over Huerfano River in Huerfano County, Colorado, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1910, making it 115 years old at the 2025 inventory.
- It carries about 13 vehicles a day (traffic count year 2022).
- Its listed owner is the county highway agency.
- It is one of 65 of the 94 inventoried bridges in Huerfano County rated fair (69.1%); 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.
- It is coded scour critical (NBI item 113 = 3): scour critical: foundations unstable for the assessed or calculated scour.
- 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 → (37.77106, -104.80177)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 5 | 5 | Fair condition |
Bridge details
| Structure | Concrete deck arch |
| Length | about 161 ft |
| Location | 10.1 Mi N of Walsenburg |
| NBI structure number | HU104-2.0-I25 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | January 2025 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 3: scour critical: foundations unstable for the assessed or calculated scour |
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.