Ia 146 over Stream
GoodMarshall County, Iowa · 0.3 Mile North of SR E63 · Structure no. 000000000035481
- Built
- 2013
- 12 years old
- Condition
- Good
- inspected April 2024
- Type
- Culvert
- Concrete Continuous
- Length
- 23 ft
- 2 main spans
- Daily traffic
- 2,200
- 2023 count
- Owner
- State
- State Highway Agency
About this bridge
Ia 146 over Stream is a concrete continuous culvert carrying Ia 146 over Stream in Marshall County, Iowa. It was built in 2013, so it is 12 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 2,200 vehicles a day, roughly 10% of them trucks, projected to reach 2,200 by 2043. The structure is 23 ft (7 m) long. If it were closed, the detour would be 1.9 mi (3 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 | 8 Very Good | No problems noted. |
| Culvert | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Ia 146 over Stream built?
It was built in 2013, making it 12 years old in 2025.
What condition is Ia 146 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 April 2024.
How much traffic does Ia 146 over Stream carry?
About 2,200 vehicles per day (2023 count), of which roughly 10% are trucks.
How long is Ia 146 over Stream?
The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m).
Who owns Ia 146 over Stream?
It is owned by the State Highway Agency.