Ia 28 SB over Raccoon River
GoodPolk County, Iowa · 3.7 Mi. N. of Ia 5 · Structure no. 000000000701125
- Built
- 2022
- 3 years old
- Condition
- Good
- inspected April 2023
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 632 ft
- 4 main spans
- Daily traffic
- 12,600
- 2021 count
- Owner
- State
- State Highway Agency
About this bridge
Ia 28 SB over Raccoon River is a prestressed concrete stringer/multi-beam or girder carrying Ia 28 SB over Raccoon River in Polk County, Iowa. It was built in 2022, so it is 3 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 12,600 vehicles a day, roughly 7% of them trucks, projected to reach 12,600 by 2043. The structure is 632 ft (192.6 m) long and 52 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 | 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 Ia 28 SB over Raccoon River built?
It was built in 2022, making it 3 years old in 2025.
What condition is Ia 28 SB over Raccoon River 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 2023.
How much traffic does Ia 28 SB over Raccoon River carry?
About 12,600 vehicles per day (2021 count), of which roughly 7% are trucks.
How long is Ia 28 SB over Raccoon River?
The structure is 632 ft (192.6 m) long with a longest span of 157 ft (47.9 m) and a deck 52 ft wide.
Who owns Ia 28 SB over Raccoon River?
It is owned by the State Highway Agency.