US 287 Ml over Left Hand Creek
Fair Condition78 years old24,000 vehicles/day
Location
| State | Colorado |
| County | Boulder |
| Location | In Longmont |
| Carries | US 287 Ml |
| Crosses | Left Hand Creek |
| Coordinates | 40.14682, -105.10236 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 43.0 ft (13.1 m) |
| Max Span | 39.0 ft (11.9 m) |
| Deck Width | 90.6 ft (27.6 m) |
| Deck Area | 361.6 sq m |
| Main Spans | 1 |
| Year Built | 1948 (reconstructed 1970) |
Traffic
| Avg Daily Traffic | 24,000 (2020) |
| Truck Traffic | 4% |
| Lanes On Bridge | 6 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | D-16-C |