Farm RD 21 over Clear CR
GoodGreene County, Missouri · S 5 T 30 N R 24 W · Structure no. 12839
- Built
- 1988
- 37 years old
- Condition
- Good
- inspected May 2024
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 180 ft
- 3 main spans
- Daily traffic
- 30
- 2024 count
- Owner
- County
- County Highway Agency
About this bridge
Farm RD 21 over Clear CR is a prestressed concrete stringer/multi-beam or girder carrying Farm RD 21 over Clear CR in Greene County, Missouri. It was built in 1988, so it is 37 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 30 vehicles a day, roughly 10% of them trucks, projected to reach 62 by 2044. The structure is 180 ft (54.9 m) long and 26 ft wide. If it were closed, the detour would be 5 mi (8 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 | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Farm RD 21 over Clear CR built?
It was built in 1988, making it 37 years old in 2025.
What condition is Farm RD 21 over Clear 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 May 2024.
How much traffic does Farm RD 21 over Clear CR carry?
About 30 vehicles per day (2024 count), of which roughly 10% are trucks.
How long is Farm RD 21 over Clear CR?
The structure is 180 ft (54.9 m) long with a longest span of 60 ft (18.3 m) and a deck 26 ft wide.
Who owns Farm RD 21 over Clear CR?
It is owned by the County Highway Agency.