Sr99 Off Ramp over Detention Vault
Good Condition9 years old1,000 vehicles/day
Location
| State | Washington |
| County | King |
| Location | 5.4 N Jct SR 509 |
| Carries | Sr99 Off Ramp |
| Crosses | Detention Vault |
| Coordinates | 47.62314, -122.34444 |
Condition Ratings
| Overall Condition | Good |
| Culvert | 8 (Very Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 58.1 ft (17.7 m) |
| Max Span | 54.1 ft (16.5 m) |
| Deck Area | 166.4 sq m |
| Main Spans | 1 |
| Year Built | 2017 |
Traffic
| Avg Daily Traffic | 1,000 (2019) |
| Truck Traffic | 5% |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 0018549B0000000 |