N78 over Ash Creek
GoodWebster County, Nebraska · 4S Guide Rock · Structure no. S078 00132
- Built
- 1983
- 42 years old
- Condition
- Good
- inspected July 2023
- Type
- Culvert
- Concrete
- Length
- 30 ft
- 3 main spans
- Daily traffic
- 240
- 2018 count
- Owner
- State
- State Highway Agency
About this bridge
N78 over Ash Creek is a concrete culvert carrying N78 over Ash Creek in Webster County, Nebraska. It was built in 1983, so it is 42 years old, younger than the Nebraska average of 47.1 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 240 vehicles a day, roughly 13% of them trucks, projected to reach 276 by 2038. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 31.1 mi (50 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 | 7 Good | Some minor problems. |
| Culvert | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was N78 over Ash Creek built?
It was built in 1983, making it 42 years old in 2025.
What condition is N78 over Ash 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 July 2023.
How much traffic does N78 over Ash Creek carry?
About 240 vehicles per day (2018 count), of which roughly 13% are trucks.
How long is N78 over Ash Creek?
The structure is 30 ft (9.1 m) long with a longest span of 9 ft (2.7 m).
Who owns N78 over Ash Creek?
It is owned by the State Highway Agency.