Pierce Street over Lilley Gulch | Lilley Gu
Fair Condition55 years old16,812 vehicles/day
Location
| State | Colorado |
| County | Jefferson |
| Location | 0.4 Mi N Of Coalmine RD |
| Carries | Pierce Street |
| Crosses | Lilley Gulch | Lilley Gu |
| Coordinates | 39.60162, -105.07283 |
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 | 55.4 ft (16.9 m) |
| Max Span | 9.8 ft (3 m) |
| Deck Width | 126.6 ft (38.6 m) |
| Deck Area | 652.3 sq m |
| Main Spans | 5 |
| Year Built | 1971 (reconstructed 1996) |
Traffic
| Avg Daily Traffic | 16,812 (2021) |
| Truck Traffic | 2% |
| Lanes On Bridge | 6 |
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 | J-17-72A |