US 550 Ml over Hermosa Creek
Good Condition62 years old6,200 vehicles/day
Location
| State | Colorado |
| County | La Plata |
| Location | 10.6 Mi No Of Jct US 160 |
| Carries | US 550 Ml |
| Crosses | Hermosa Creek |
| Coordinates | 37.41406, -107.83612 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 92.2 ft (28.1 m) |
| Max Span | 60.0 ft (18.3 m) |
| Deck Width | 34.1 ft (10.4 m) |
| Deck Area | 292.2 sq m |
| Main Spans | 1 |
| Year Built | 1964 |
Traffic
| Avg Daily Traffic | 6,200 (2020) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | O-05-H |