Trinity PKWY over Trib. Of Big Rock Run
Fair Condition37 years old14,812 vehicles/day
Location
| State | Virginia |
| County | Fairfax |
| Location | 00.07fr29 00.40to Wood |
| Carries | Trinity PKWY |
| Crosses | Trib. Of Big Rock Run |
| Coordinates | 38.83952, -77.44118 |
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 | 26.6 ft (8.1 m) |
| Max Span | 7.9 ft (2.4 m) |
| Deck Area | 155.5 sq m |
| Main Spans | 3 |
| Year Built | 1989 |
Traffic
| Avg Daily Traffic | 14,812 (2022) |
| Truck Traffic | 1% |
| Lanes On Bridge | 9 |
Inspection & Ownership
| Last Inspection | December 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000030736 |