NB Airport Expy over Substation
Good Condition16 years old43,000 vehicles/day
Location
| State | Washington |
| County | King |
| Location | 1.0 Mi S Of SR 518 |
| Carries | NB Airport Expy |
| Crosses | Substation |
| Coordinates | 47.44773, -122.29685 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Girder and Floorbeam |
| Total Length | 119.1 ft (36.3 m) |
| Max Span | 110.9 ft (33.8 m) |
| Deck Width | 86.9 ft (26.5 m) |
| Deck Area | 962.0 sq m |
| Main Spans | 1 |
| Year Built | 2010 |
Traffic
| Avg Daily Traffic | 43,000 (2016) |
| Truck Traffic | 2% |
| Lanes On Bridge | 5 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | Other Local Agencies |
| Historical Significance | Historical significance is not determined |
| Structure Number | 088543000000000 |