S.H. 99 over Birch Creek
GoodOsage County, Oklahoma · 1.4 S JCT With S.H. 11 · Structure no. 303150000000000
- Built
- 2019
- 6 years old
- Condition
- Good
- inspected August 2023
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 220 ft
- 3 main spans
- Daily traffic
- 2,200
- 2022 count
- Owner
- State
- State Highway Agency
About this bridge
S.H. 99 over Birch Creek is a prestressed concrete stringer/multi-beam or girder carrying S.H. 99 over Birch Creek in Osage County, Oklahoma. It was built in 2019, so it is 6 years old, younger than the Oklahoma average of 47.8 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 2,200 vehicles a day, roughly 11% of them trucks, projected to reach 3,100 by 2042. The structure is 220 ft (67.2 m) long and 42 ft wide.
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 | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was S.H. 99 over Birch Creek built?
It was built in 2019, making it 6 years old in 2025.
What condition is S.H. 99 over Birch 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 August 2023.
How much traffic does S.H. 99 over Birch Creek carry?
About 2,200 vehicles per day (2022 count), of which roughly 11% are trucks.
How long is S.H. 99 over Birch Creek?
The structure is 220 ft (67.2 m) long with a longest span of 80 ft (24.4 m) and a deck 42 ft wide.
Who owns S.H. 99 over Birch Creek?
It is owned by the State Highway Agency.