220th ST SW over I-5
FairSnohomish County, Washington · 1.5 N JCT SR 104 · Structure no. 0012790A0000000
- Built
- 1963
- 62 years old, rebuilt 1985
- Condition
- Fair
- inspected October 2024
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 338 ft
- 4 main spans
- Daily traffic
- 25,227
- 2010 count
- Owner
- State
- State Highway Agency
About this bridge
220th ST SW over I-5 is a prestressed concrete stringer/multi-beam or girder carrying 220th ST SW over I-5 in Snohomish County, Washington. It was built in 1963 and reconstructed in 1985, so it is 62 years old, older than the Washington average of 49.8 years.
The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
It carries about 25,227 vehicles a day, roughly 5% of them trucks, projected to reach 40,969 by 2036. The structure is 338 ft (103 m) long and 85 ft wide. If it were closed, the detour would be 1.9 mi (3 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was 220th ST SW over I-5 built?
It was built in 1963, making it 62 years old in 2025. It was reconstructed in 1985.
What condition is 220th ST SW over I-5 in?
The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.
How much traffic does 220th ST SW over I-5 carry?
About 25,227 vehicles per day (2010 count), of which roughly 5% are trucks.
How long is 220th ST SW over I-5?
The structure is 338 ft (103 m) long with a longest span of 100 ft (30.5 m) and a deck 85 ft wide.
Who owns 220th ST SW over I-5?
It is owned by the State Highway Agency.