U.S. 18 over Stream
GoodChickasaw County, Iowa · 2.3 Mi. E of E Jct. US 63 · Structure no. 000000000019711
- Built
- 1977
- 48 years old
- Condition
- Good
- inspected September 2024
- Type
- Slab
- Concrete Continuous
- Length
- 83 ft
- 3 main spans
- Daily traffic
- 2,610
- 2022 count
- Owner
- State
- State Highway Agency
About this bridge
U.S. 18 over Stream is a concrete continuous slab carrying U.S. 18 over Stream in Chickasaw County, Iowa. It was built in 1977, so it is 48 years old, older 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 2,610 vehicles a day, roughly 14% of them trucks, projected to reach 2,610 by 2044. The structure is 83 ft (25.3 m) long and 47 ft wide. If it were closed, the detour would be 6.8 mi (11 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 | 7 Good | Some minor problems. |
| 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 U.S. 18 over Stream built?
It was built in 1977, making it 48 years old in 2025.
What condition is U.S. 18 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 September 2024.
How much traffic does U.S. 18 over Stream carry?
About 2,610 vehicles per day (2022 count), of which roughly 14% are trucks.
How long is U.S. 18 over Stream?
The structure is 83 ft (25.3 m) long with a longest span of 31 ft (9.4 m) and a deck 47 ft wide.
Who owns U.S. 18 over Stream?
It is owned by the State Highway Agency.