Sierra Parkway over Black Crk
Fair Condition31 years old200 vehicles/day
Location
| State | Missouri |
| County | Jefferson |
| Location | S 2019 T 42 N R 6 E |
| Carries | Sierra Parkway |
| Crosses | Black Crk |
| Coordinates | 38.40319, -90.38666 |
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 | 24.9 ft (7.6 m) |
| Max Span | 12.1 ft (3.7 m) |
| Deck Width | 40.7 ft (12.4 m) |
| Deck Area | 94.2 sq m |
| Main Spans | 2 |
| Year Built | 1995 |
Traffic
| Avg Daily Traffic | 200 (2023) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 225 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 37012 |