SH 7 Ml over North ST Vrain Creek
Fair Condition71 years old2,600 vehicles/day
Location
| State | Colorado |
| County | Boulder |
| Location | In Lyons |
| Carries | SH 7 Ml |
| Crosses | North ST Vrain Creek |
| Coordinates | 40.22257, -105.27159 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Frame |
| Total Length | 65.9 ft (20.1 m) |
| Max Span | 60.0 ft (18.3 m) |
| Deck Width | 37.4 ft (11.4 m) |
| Deck Area | 229.1 sq m |
| Main Spans | 1 |
| Year Built | 1955 |
Traffic
| Avg Daily Traffic | 2,600 (2020) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is on the National Register of Historic Places |
| Structure Number | D-15-A |