SH 69 Ml over Dog Springs Creek
Huerfano County, Colorado · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SH 69 Ml over Dog Springs Creek in Huerfano 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 1966, making it 59 years old at the 2025 inventory.
- It carries about 740 vehicles a day (traffic count year 2020).
- Its listed owner is the state 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 class is unchanged from 2024 (fair), but component ratings moved: deck 7 to 8.
- Its most recent inspection on record is dated January 2025, on a 24-month routine inspection cycle.
- 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 → (37.71478, -104.96276)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 8 | Very good condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete multiple box beam |
| Length | about 72 ft |
| Location | 12.4 Mi NE of Jct I 25 |
| NBI structure number | N-17-Q |
| 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) | 5: foundations stable, scour within the limits of the footing or piles |
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.