Frisco Hill RD over Rock CR
GoodJefferson County, Missouri · S 783 T 42 N R 5 E · Structure no. 28600
- Built
- 2001
- 24 years old
- Condition
- Good
- inspected February 2025
- Type
- Box Beam or Girders - Multiple
- Prestressed Concrete
- Length
- 136 ft
- 3 main spans
- Daily traffic
- 1,582
- 2023 count
- Owner
- County
- County Highway Agency
About this bridge
Frisco Hill RD over Rock CR is a prestressed concrete box beam or girders - multiple carrying Frisco Hill RD over Rock CR in Jefferson County, Missouri. It was built in 2001, so it is 24 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 1,582 vehicles a day, roughly 10% of them trucks, projected to reach 2,689 by 2043. The structure is 136 ft (41.5 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 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 | 7 Good | Some minor problems. |
| 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 Frisco Hill RD over Rock CR built?
It was built in 2001, making it 24 years old in 2025.
What condition is Frisco Hill RD over Rock 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 February 2025.
How much traffic does Frisco Hill RD over Rock CR carry?
About 1,582 vehicles per day (2023 count), of which roughly 10% are trucks.
How long is Frisco Hill RD over Rock CR?
The structure is 136 ft (41.5 m) long with a longest span of 73 ft (22.3 m) and a deck 30 ft wide.
Who owns Frisco Hill RD over Rock CR?
It is owned by the County Highway Agency.