CO RD SW 400 over N Fk Post Oak CR
GoodJohnson County, Missouri · S 10 T 45 N R 26 W · Structure no. 23065
- Built
- 1991
- 34 years old
- Condition
- Good
- inspected December 2024
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 190 ft
- 3 main spans
- Daily traffic
- 110
- 2023 count
- Owner
- County
- County Highway Agency
About this bridge
CO RD SW 400 over N Fk Post Oak CR is a prestressed concrete stringer/multi-beam or girder carrying CO RD SW 400 over N Fk Post Oak CR in Johnson County, Missouri. It was built in 1991, so it is 34 years old, younger than the Missouri average of 45.1 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 110 vehicles a day, roughly 10% of them trucks, projected to reach 176 by 2043. The structure is 190 ft (57.9 m) long and 26 ft wide. If it were closed, the detour would be 6.2 mi (10 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 | 7 Good | Some minor problems. |
| Channel and channel protection | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was CO RD SW 400 over N Fk Post Oak CR built?
It was built in 1991, making it 34 years old in 2025.
What condition is CO RD SW 400 over N Fk Post Oak CR 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 December 2024.
How much traffic does CO RD SW 400 over N Fk Post Oak CR carry?
About 110 vehicles per day (2023 count), of which roughly 10% are trucks.
How long is CO RD SW 400 over N Fk Post Oak CR?
The structure is 190 ft (57.9 m) long with a longest span of 70 ft (21.3 m) and a deck 26 ft wide.
Who owns CO RD SW 400 over N Fk Post Oak CR?
It is owned by the County Highway Agency.