Aly 70 over Stony Brook
GoodBenton County, Minnesota · SW of JCT TH 23; Csah 4 · Structure no. 05J12
- Built
- 2007
- 18 years old
- Condition
- Good
- inspected November 2023
- Type
- Culvert
- Concrete
- Length
- 23 ft
- 2 main spans
- Daily traffic
- 49
- 2007 count
- Owner
- City
- City or Municipal Highway Agency
About this bridge
Aly 70 over Stony Brook is a concrete culvert carrying Aly 70 over Stony Brook in Benton County, Minnesota. It was built in 2007, so it is 18 years old, younger than the Minnesota average of 38.5 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 49 vehicles a day, projected to reach 49 by 2040. The structure is 23 ft (7 m) long. If it were closed, the detour would be 1.2 mi (2 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 |
|---|---|---|
| Channel and channel protection | 6 Satisfactory | Structural elements show some minor deterioration. |
| Culvert | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Aly 70 over Stony Brook built?
It was built in 2007, making it 18 years old in 2025.
What condition is Aly 70 over Stony Brook 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 November 2023.
How much traffic does Aly 70 over Stony Brook carry?
About 49 vehicles per day (2007 count).
How long is Aly 70 over Stony Brook?
The structure is 23 ft (7 m) long with a longest span of 10 ft (3.2 m).
Who owns Aly 70 over Stony Brook?
It is owned by the City or Municipal Highway Agency.