WB I-80 over East Nishnabotna River
GoodCass County, Iowa · 0.6 Mi. E of Jct. U.S. 71 · Structure no. 000000000018091
- Built
- 2008
- 17 years old
- Condition
- Good
- inspected October 2024
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 267 ft
- 3 main spans
- Daily traffic
- 11,550
- 2022 count
- Owner
- State
- State Highway Agency
About this bridge
WB I-80 over East Nishnabotna River is a prestressed concrete stringer/multi-beam or girder carrying WB I-80 over East Nishnabotna River in Cass County, Iowa. It was built in 2008, so it is 17 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 11,550 vehicles a day, roughly 42% of them trucks, projected to reach 11,550 by 2044. The structure is 267 ft (81.4 m) long and 43 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 | 7 Good | Some minor problems. |
| Superstructure | 8 Very Good | No problems noted. |
| Substructure | 8 Very Good | No problems noted. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was WB I-80 over East Nishnabotna River built?
It was built in 2008, making it 17 years old in 2025.
What condition is WB I-80 over East Nishnabotna 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 October 2024.
How much traffic does WB I-80 over East Nishnabotna River carry?
About 11,550 vehicles per day (2022 count), of which roughly 42% are trucks.
How long is WB I-80 over East Nishnabotna River?
The structure is 267 ft (81.4 m) long with a longest span of 122 ft (37.2 m) and a deck 43 ft wide.
Who owns WB I-80 over East Nishnabotna River?
It is owned by the State Highway Agency.