I-705 N-n Ramp over Terrain
Fair Condition30 years old10,881 vehicles/day
Location
| State | Washington |
| County | Pierce |
| Location | Jct SR 509 |
| Carries | I-705 N-n Ramp |
| Crosses | Terrain |
| Coordinates | 47.24158, -122.43353 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 479.0 ft (146 m) |
| Max Span | 145.0 ft (44.2 m) |
| Deck Width | 44.6 ft (13.6 m) |
| Deck Area | 1985.6 sq m |
| Main Spans | 4 |
| Year Built | 1996 |
Traffic
| Avg Daily Traffic | 10,881 (2012) |
| Truck Traffic | 3% |
| Lanes On Bridge | 3 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 0014747C0000000 |