SH 157 Ml over Boulder Whiterock Ditch
Fair Condition39 years old34,000 vehicles/day
Location
| State | Colorado |
| County | Boulder |
| Location | In Boulder |
| Carries | SH 157 Ml |
| Crosses | Boulder Whiterock Ditch |
| Coordinates | 40.03373, -105.24431 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 21.0 ft (6.4 m) |
| Max Span | 9.8 ft (3 m) |
| Deck Width | 307.1 ft (93.6 m) |
| Deck Area | 599.0 sq m |
| Main Spans | 2 |
| Year Built | 1987 (reconstructed 2005) |
Traffic
| Avg Daily Traffic | 34,000 (2020) |
| Truck Traffic | 3% |
| Lanes On Bridge | 7 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | D-16-DE |