NE Carn. Farm RD over Slough
GoodKing County, Washington · 0.6 MI W of SR-203 · Structure no. 086332000000000
- Built
- 1997
- 28 years old
- Condition
- Good
- inspected June 2023
- Type
- Slab
- Prestressed Concrete
- Length
- 60 ft
- 1 main span
- Daily traffic
- 1,259
- 2018 count
- Owner
- County
- County Highway Agency
About this bridge
NE Carn. Farm RD over Slough is a prestressed concrete slab carrying NE Carn. Farm RD over Slough in King County, Washington. It was built in 1997, so it is 28 years old, younger than the Washington average of 49.8 years.
The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
It carries about 1,259 vehicles a day, roughly 9% of them trucks, projected to reach 2,275 by 2038. The structure is 60 ft (18.3 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).
Location
Open in Google MapsCondition and inspection
All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 7 Good | Some minor problems. |
| 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 Carn. Farm RD over Slough built?
It was built in 1997, making it 28 years old in 2025.
What condition is NE Carn. Farm RD over Slough in?
The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2023.
How much traffic does NE Carn. Farm RD over Slough carry?
About 1,259 vehicles per day (2018 count), of which roughly 9% are trucks.
How long is NE Carn. Farm RD over Slough?
The structure is 60 ft (18.3 m) long with a longest span of 59 ft (18 m) and a deck 36 ft wide.
Who owns NE Carn. Farm RD over Slough?
It is owned by the County Highway Agency.