Csah 18 over Valley Branch Creek
FairWashington County, Minnesota · 0.7 MI N of Afton · Structure no. 82517
- Built
- 2008
- 17 years old
- Condition
- Fair
- inspected October 2024
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 196 ft
- 3 main spans
- Daily traffic
- 3,179
- 2022 count
- Owner
- County
- County Highway Agency
About this bridge
Csah 18 over Valley Branch Creek is a prestressed concrete stringer/multi-beam or girder carrying Csah 18 over Valley Branch Creek in Washington County, Minnesota. It was built in 2008, so it is 17 years old, younger than the Minnesota average of 38.5 years.
The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
It carries about 3,179 vehicles a day, roughly 6% of them trucks, projected to reach 3,000 by 2042. The structure is 196 ft (59.6 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 7 Good | Some minor problems. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 7 Good | Some minor problems. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Csah 18 over Valley Branch Creek built?
It was built in 2008, making it 17 years old in 2025.
What condition is Csah 18 over Valley Branch Creek in?
The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.
How much traffic does Csah 18 over Valley Branch Creek carry?
About 3,179 vehicles per day (2022 count), of which roughly 6% are trucks.
How long is Csah 18 over Valley Branch Creek?
The structure is 196 ft (59.6 m) long with a longest span of 51 ft (15.6 m) and a deck 44 ft wide.
Who owns Csah 18 over Valley Branch Creek?
It is owned by the County Highway Agency.