K99 HWY over Onion Creek
GoodGreenwood County, Kansas · 10.12 Miles S of K-58 HWY · Structure no. 999909900370731
- Built
- 2004
- 21 years old
- Condition
- Good
- inspected February 2023
- Type
- Slab
- Concrete Continuous
- Length
- 134 ft
- 3 main spans
- Daily traffic
- 995
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
K99 HWY over Onion Creek is a concrete continuous slab carrying K99 HWY over Onion Creek in Greenwood County, Kansas. It was built in 2004, so it is 21 years old, younger than the Kansas average of 52.8 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 995 vehicles a day, roughly 24% of them trucks, projected to reach 1,214 by 2044. The structure is 134 ft (40.7 m) long and 38 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 | 8 Very Good | No problems noted. |
| Substructure | 8 Very Good | No problems noted. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was K99 HWY over Onion Creek built?
It was built in 2004, making it 21 years old in 2025.
What condition is K99 HWY over Onion 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 February 2023.
How much traffic does K99 HWY over Onion Creek carry?
About 995 vehicles per day (2023 count), of which roughly 24% are trucks.
How long is K99 HWY over Onion Creek?
The structure is 134 ft (40.7 m) long with a longest span of 52 ft (16 m) and a deck 38 ft wide.
Who owns K99 HWY over Onion Creek?
It is owned by the State Highway Agency.