Lefthand Canyon DR over Lefthand Creek
Good Condition7 years old1,078 vehicles/day
Location
| State | Colorado |
| County | Boulder |
| Location | 0.75 Mi W Of Lee Hill DR |
| Carries | Lefthand Canyon DR |
| Crosses | Lefthand Creek |
| Coordinates | 40.08158, -105.36665 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 26.6 ft (8.1 m) |
| Max Span | 26.6 ft (8.1 m) |
| Deck Width | 56.1 ft (17.1 m) |
| Deck Area | 138.5 sq m |
| Main Spans | 1 |
| Year Built | 2019 |
Traffic
| Avg Daily Traffic | 1,078 (2023) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 225 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | BC-106-7.3-LT |