I-380 over Stream
GoodBlack Hawk County, Iowa · 2.5 Mi. N of Jct. SR V65 · Structure no. 000000000605505
- Built
- 1984
- 41 years old
- Condition
- Good
- inspected December 2023
- Type
- Culvert
- Concrete Continuous
- Length
- 33 ft
- 3 main spans
- Daily traffic
- 17,100
- 2022 count
- Owner
- State
- State Highway Agency
About this bridge
I-380 over Stream is a concrete continuous culvert carrying I-380 over Stream in Black Hawk County, Iowa. It was built in 1984, so it is 41 years old, younger than the Iowa average of 45.5 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 17,100 vehicles a day, roughly 28% of them trucks, projected to reach 17,100 by 2043. The structure is 33 ft (10.1 m) long. 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 |
|---|---|---|
| Channel and channel protection | 7 Good | Some minor problems. |
| Culvert | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was I-380 over Stream built?
It was built in 1984, making it 41 years old in 2025.
What condition is I-380 over Stream 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 2023.
How much traffic does I-380 over Stream carry?
About 17,100 vehicles per day (2022 count), of which roughly 28% are trucks.
How long is I-380 over Stream?
The structure is 33 ft (10.1 m) long with a longest span of 10 ft (3 m).
Who owns I-380 over Stream?
It is owned by the State Highway Agency.