Wyo 30 over Greybull River
FairBig Horn County, Wyoming · Basin - JCT 14/16/20 · Structure no. KTS
- Built
- 2001
- 24 years old
- Condition
- Fair
- inspected February 2025
- Type
- Stringer/Multi-beam or Girder
- Steel Continuous
- Length
- 191 ft
- 3 main spans
- Daily traffic
- 880
- 2024 count
- Owner
- State
- State Highway Agency
About this bridge
Wyo 30 over Greybull River is a steel continuous stringer/multi-beam or girder carrying Wyo 30 over Greybull River in Big Horn County, Wyoming. It was built in 2001, so it is 24 years old, younger than the Wyoming average of 48.4 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 880 vehicles a day, roughly 7% of them trucks, projected to reach 1,232 by 2043. The structure is 191 ft (58.2 m) long and 39 ft wide. If it were closed, the detour would be 3.1 mi (5 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 | 8 Very Good | No problems noted. |
| Substructure | 7 Good | Some minor problems. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Wyo 30 over Greybull River built?
It was built in 2001, making it 24 years old in 2025.
What condition is Wyo 30 over Greybull River 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 February 2025.
How much traffic does Wyo 30 over Greybull River carry?
About 880 vehicles per day (2024 count), of which roughly 7% are trucks.
How long is Wyo 30 over Greybull River?
The structure is 191 ft (58.2 m) long with a longest span of 74 ft (22.5 m) and a deck 39 ft wide.
Who owns Wyo 30 over Greybull River?
It is owned by the State Highway Agency.