142nd ST over Walnut Creek
GoodPolk County, Iowa · O57000543 · Structure no. 000000000504940
- Built
- 2006
- 19 years old
- Condition
- Good
- inspected June 2024
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 183 ft
- 3 main spans
- Daily traffic
- 3,538
- 2022 count
- Owner
- City
- City or Municipal Highway Agency
About this bridge
142nd ST over Walnut Creek is a prestressed concrete stringer/multi-beam or girder carrying 142nd ST over Walnut Creek in Polk County, Iowa. It was built in 2006, so it is 19 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
It carries about 3,538 vehicles a day, projected to reach 3,538 by 2044. The structure is 183 ft (55.8 m) long and 73 ft wide.
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 | 8 Very Good | No problems noted. |
| 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 142nd ST over Walnut Creek built?
It was built in 2006, making it 19 years old in 2025.
What condition is 142nd ST over Walnut 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 June 2024.
How much traffic does 142nd ST over Walnut Creek carry?
About 3,538 vehicles per day (2022 count).
How long is 142nd ST over Walnut Creek?
The structure is 183 ft (55.8 m) long with a longest span of 69 ft (21 m) and a deck 73 ft wide.
Who owns 142nd ST over Walnut Creek?
It is owned by the City or Municipal Highway Agency.