Mccormmach Road over Wildhorse Creek
GoodUmatilla County, Oregon · 0.1 MI N of Adams Road · Structure no. 18938 097900009
- Built
- 2001
- 24 years old
- Condition
- Good
- inspected July 2023
- Type
- Slab
- Prestressed Concrete
- Length
- 70 ft
- 1 main span
- Daily traffic
- 47
- 2020 count
- Owner
- County
- County Highway Agency
About this bridge
Mccormmach Road over Wildhorse Creek is a prestressed concrete slab carrying Mccormmach Road over Wildhorse Creek in Umatilla County, Oregon. It was built in 2001, so it is 24 years old, younger than the Oregon average of 49.9 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 47 vehicles a day, roughly 30% of them trucks, projected to reach 55 by 2025. The structure is 70 ft (21.4 m) long and 24 ft wide. If it were closed, the detour would be 123.7 mi (199 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 | 7 Good | Some minor problems. |
| Channel and channel protection | 6 Satisfactory | Structural elements show some minor deterioration. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was Mccormmach Road over Wildhorse Creek built?
It was built in 2001, making it 24 years old in 2025.
What condition is Mccormmach Road over Wildhorse 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 Mccormmach Road over Wildhorse Creek carry?
About 47 vehicles per day (2020 count), of which roughly 30% are trucks.
How long is Mccormmach Road over Wildhorse Creek?
The structure is 70 ft (21.4 m) long with a longest span of 69 ft (21 m) and a deck 24 ft wide.
Who owns Mccormmach Road over Wildhorse Creek?
It is owned by the County Highway Agency.