I-405 NB To I-5 SB over Ramps And Swamp Creek
Fair Condition45 years old13,933 vehicles/day
Location
| State | Washington |
| County | Snohomish |
| Location | Jct I-5 |
| Carries | I-405 NB To I-5 SB |
| Crosses | Ramps And Swamp Creek |
| Coordinates | 47.83372, -122.26464 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 1270.0 ft (387.1 m) |
| Max Span | 140.1 ft (42.7 m) |
| Deck Width | 30.8 ft (9.4 m) |
| Deck Area | 3638.7 sq m |
| Main Spans | 11 |
| Year Built | 1981 |
Traffic
| Avg Daily Traffic | 13,933 (2023) |
| Truck Traffic | 5% |
| Lanes On Bridge | 1 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 0011855B0000000 |