SH 170 Ml over Davidson Ditch
Fair Condition74 years old1,200 vehicles/day
Location
| State | Colorado |
| County | Boulder |
| Location | 1.5 Mi W Of Jct SH 93 |
| Carries | SH 170 Ml |
| Crosses | Davidson Ditch |
| Coordinates | 39.94093, -105.25482 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 7 (Good) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 24.0 ft (7.3 m) |
| Max Span | 24.0 ft (7.3 m) |
| Deck Width | 45.9 ft (14 m) |
| Deck Area | 102.2 sq m |
| Main Spans | 1 |
| Year Built | 1952 |
Traffic
| Avg Daily Traffic | 1,200 (2020) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 325 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | E-15-AB |