Larch Way over Swamp Creek
Fair Condition63 years old10,030 vehicles/day
Location
| State | Washington |
| County | Snohomish |
| Location | 1.4 SW Int I-405 |
| Carries | Larch Way |
| Crosses | Swamp Creek |
| Coordinates | 47.80827, -122.25604 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete |
| Design | Channel Beam |
| Total Length | 25.6 ft (7.8 m) |
| Max Span | 24.0 ft (7.3 m) |
| Deck Width | 24.0 ft (7.3 m) |
| Deck Area | 56.9 sq m |
| Main Spans | 1 |
| Year Built | 1963 |
Traffic
| Avg Daily Traffic | 10,030 (2022) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | December 2023 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 083075000000000 |