SH 121 Ml Nbnd over US 287 Ml Rr Spur
Fair Condition54 years old25,000 vehicles/day
Location
| State | Colorado |
| County | Broomfield |
| Location | In Broomfield |
| Carries | SH 121 Ml Nbnd |
| Crosses | US 287 Ml Rr Spur |
| Coordinates | 39.91811, -105.09097 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 453.4 ft (138.2 m) |
| Max Span | 113.5 ft (34.6 m) |
| Deck Width | 30.5 ft (9.3 m) |
| Deck Area | 1285.3 sq m |
| Main Spans | 4 |
| Year Built | 1972 |
Traffic
| Avg Daily Traffic | 25,000 (2020) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 5 |
Inspection & Ownership
| Last Inspection | 125 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | E-16-HR |