NE Old Cascade HWY over Tye River
FairPosted for loadKing County, Washington · 0.1 MI S of SR-2 · Structure no. 083886000000000
- Built
- 1960
- 65 years old
- Condition
- Fair
- inspected July 2023
- Type
- Stringer/Multi-beam or Girder
- Steel
- Length
- 61 ft
- 1 main span
- Daily traffic
- 40
- 2023 count
- Owner
- County
- County Highway Agency
About this bridge
NE Old Cascade HWY over Tye River is a steel stringer/multi-beam or girder carrying NE Old Cascade HWY over Tye River in King County, Washington. It was built in 1960, so it is 65 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. Its operating status is: posted for load restriction.
It carries about 40 vehicles a day, roughly 5% of them trucks, projected to reach 40 by 2043. The structure is 61 ft (18.6 m) long and 21 ft wide. If it were closed, the detour would be 98.8 mi (159 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 | 7 Good | Some minor problems. |
| Substructure | 7 Good | Some minor problems. |
| Channel and channel protection | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was NE Old Cascade HWY over Tye River built?
It was built in 1960, making it 65 years old in 2025.
What condition is NE Old Cascade HWY over Tye River 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 July 2023.
How much traffic does NE Old Cascade HWY over Tye River carry?
About 40 vehicles per day (2023 count), of which roughly 5% are trucks.
How long is NE Old Cascade HWY over Tye River?
The structure is 61 ft (18.6 m) long with a longest span of 60 ft (18.3 m) and a deck 21 ft wide.
Who owns NE Old Cascade HWY over Tye River?
It is owned by the County Highway Agency.