US 36 Ml over North ST Vrain Creek
Good Condition19 years old9,000 vehicles/day
Location
| State | Colorado |
| County | Boulder |
| Location | In Lyons |
| Carries | US 36 Ml |
| Crosses | North ST Vrain Creek |
| Coordinates | 40.22568, -105.27250 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 93.2 ft (28.4 m) |
| Max Span | 90.2 ft (27.5 m) |
| Deck Width | 91.5 ft (27.9 m) |
| Deck Area | 792.4 sq m |
| Main Spans | 1 |
| Year Built | 2007 |
Traffic
| Avg Daily Traffic | 9,000 (2020) |
| Truck Traffic | 3% |
| Lanes On Bridge | 4 |
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-15-BB |