NB I-380 over Indian Creek
GoodBlack Hawk County, Iowa · 2.1 Mi. S of Jct. 20 · Structure no. 000000000605525
- Built
- 1984
- 41 years old
- Condition
- Good
- inspected December 2022
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 133 ft
- 3 main spans
- Daily traffic
- 8,450
- 2022 count
- Owner
- State
- State Highway Agency
About this bridge
NB I-380 over Indian Creek is a prestressed concrete stringer/multi-beam or girder carrying NB I-380 over Indian Creek 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 8,450 vehicles a day, roughly 28% of them trucks, projected to reach 8,450 by 2042. The structure is 133 ft (40.5 m) long and 43 ft wide. 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 |
|---|---|---|
| Deck | 7 Good | Some minor problems. |
| Superstructure | 8 Very Good | No problems noted. |
| Substructure | 8 Very Good | No problems noted. |
| Channel and channel protection | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was NB I-380 over Indian Creek built?
It was built in 1984, making it 41 years old in 2025.
What condition is NB I-380 over Indian Creek 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 2022.
How much traffic does NB I-380 over Indian Creek carry?
About 8,450 vehicles per day (2022 count), of which roughly 28% are trucks.
How long is NB I-380 over Indian Creek?
The structure is 133 ft (40.5 m) long with a longest span of 44 ft (13.4 m) and a deck 43 ft wide.
Who owns NB I-380 over Indian Creek?
It is owned by the State Highway Agency.