SR 509 N-n Ramp over Terrain
Good Condition30 years old6,673 vehicles/day
Location
| State | Washington |
| County | Pierce |
| Location | Jct I-705 |
| Carries | SR 509 N-n Ramp |
| Crosses | Terrain |
| Coordinates | 47.24372, -122.43440 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 199.1 ft (60.7 m) |
| Max Span | 99.1 ft (30.2 m) |
| Deck Width | 39.0 ft (11.9 m) |
| Deck Area | 722.3 sq m |
| Main Spans | 2 |
| Year Built | 1996 |
Traffic
| Avg Daily Traffic | 6,673 (2012) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2021 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 0014747B0000000 |