WB I-235 over NE 46th Ave
FairPolk County, Iowa · 0.5 MI S of E JCT I-35/80 · Structure no. 000000000043061
- Built
- 1967
- 58 years old, rebuilt 2007
- Condition
- Fair
- inspected January 2024
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 154 ft
- 3 main spans
- Daily traffic
- 36,450
- 2022 count
- Owner
- State
- State Highway Agency
About this bridge
WB I-235 over NE 46th Ave is a prestressed concrete stringer/multi-beam or girder carrying WB I-235 over NE 46th Ave in Polk County, Iowa. It was built in 1967 and reconstructed in 2007, so it is 58 years old, older than the Iowa average of 45.5 years.
The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
It carries about 36,450 vehicles a day, roughly 8% of them trucks, projected to reach 36,450 by 2044. The structure is 154 ft (46.9 m) long and 60 ft wide. If it were closed, the detour would be 1.2 mi (2 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Substructure | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was WB I-235 over NE 46th Ave built?
It was built in 1967, making it 58 years old in 2025. It was reconstructed in 2007.
What condition is WB I-235 over NE 46th Ave in?
The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in January 2024.
How much traffic does WB I-235 over NE 46th Ave carry?
About 36,450 vehicles per day (2022 count), of which roughly 8% are trucks.
How long is WB I-235 over NE 46th Ave?
The structure is 154 ft (46.9 m) long with a longest span of 73 ft (22.3 m) and a deck 60 ft wide.
Who owns WB I-235 over NE 46th Ave?
It is owned by the State Highway Agency.