SR99 over W. Fk. Hylebos Creek
GoodKing County, Washington · 0.7 N Pierce CO · Structure no. 0018698A0000000
- Built
- 2015
- 10 years old
- Condition
- Good
- inspected November 2021
- Type
- Culvert
- Concrete
- Length
- 24 ft
- 1 main span
- Daily traffic
- 24,228
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
SR99 over W. Fk. Hylebos Creek is a concrete culvert carrying SR99 over W. Fk. Hylebos Creek in King County, Washington. It was built in 2015, so it is 10 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
It carries about 24,228 vehicles a day, roughly 10% of them trucks, projected to reach 33,023 by 2039. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 1.2 mi (2 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 |
|---|---|---|
| Channel and channel protection | 8 Very Good | No problems noted. |
| Culvert | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was SR99 over W. Fk. Hylebos Creek built?
It was built in 2015, making it 10 years old in 2025.
What condition is SR99 over W. Fk. Hylebos Creek 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 November 2021.
How much traffic does SR99 over W. Fk. Hylebos Creek carry?
About 24,228 vehicles per day (2023 count), of which roughly 10% are trucks.
How long is SR99 over W. Fk. Hylebos Creek?
The structure is 24 ft (7.3 m) long with a longest span of 23 ft (7 m).
Who owns SR99 over W. Fk. Hylebos Creek?
It is owned by the State Highway Agency.