County Road 4a over San Miguel River
Fair Condition41 years old586 vehicles/day
Location
| State | Colorado |
| County | Montrose |
| Location | .2 Mi N Of CR 90 |
| Carries | County Road 4a |
| Crosses | San Miguel River |
| Coordinates | 38.24070, -108.50717 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 82.0 ft (25 m) |
| Max Span | 78.4 ft (23.9 m) |
| Deck Width | 28.9 ft (8.8 m) |
| Deck Area | 220 sq m |
| Main Spans | 1 |
| Year Built | 1985 |
Traffic
| Avg Daily Traffic | 586 (2022) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 085004A00.5013A |