I35 NB to US 30 EB over Drainage Ditch
GoodStory County, Iowa · At Jct. US 30 · Structure no. 000000000049231
- Built
- 2017
- 8 years old
- Condition
- Good
- inspected August 2023
- Type
- Culvert
- Concrete
- Length
- 31 ft
- 2 main spans
- Daily traffic
- 1,420
- 2022 count
- Owner
- State
- State Highway Agency
About this bridge
I35 NB to US 30 EB over Drainage Ditch is a concrete culvert carrying I35 NB to US 30 EB over Drainage Ditch in Story County, Iowa. It was built in 2017, so it is 8 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 1,420 vehicles a day, roughly 14% of them trucks, projected to reach 1,420 by 2043. The structure is 31 ft (9.5 m) long. 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 |
|---|---|---|
| Channel and channel protection | 8 Very Good | No problems noted. |
| Culvert | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was I35 NB to US 30 EB over Drainage Ditch built?
It was built in 2017, making it 8 years old in 2025.
What condition is I35 NB to US 30 EB over Drainage Ditch 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 August 2023.
How much traffic does I35 NB to US 30 EB over Drainage Ditch carry?
About 1,420 vehicles per day (2022 count), of which roughly 14% are trucks.
How long is I35 NB to US 30 EB over Drainage Ditch?
The structure is 31 ft (9.5 m) long with a longest span of 10 ft (3 m).
Who owns I35 NB to US 30 EB over Drainage Ditch?
It is owned by the State Highway Agency.