U.S. 64 over Cimarron River
FairHarper County, Oklahoma · 18.5NE of JCT US64W/US183 · Structure no. 234230000000000
- Built
- 1993
- 32 years old
- Condition
- Fair
- inspected July 2024
- Type
- Stringer/Multi-beam or Girder
- Prestressed Concrete
- Length
- 2,642 ft
- 44 main spans
- Daily traffic
- 810
- 2022 count
- Owner
- State
- State Highway Agency
About this bridge
U.S. 64 over Cimarron River is a prestressed concrete stringer/multi-beam or girder carrying U.S. 64 over Cimarron River in Harper County, Oklahoma. It was built in 1993, so it is 32 years old, younger than the Oklahoma average of 47.8 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 810 vehicles a day, roughly 16% of them trucks, projected to reach 1,296 by 2042. The structure is 2,642 ft (805.3 m) long and 48 ft wide. If it were closed, the detour would be 65.9 mi (106 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 | 7 Good | Some minor problems. |
| 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 U.S. 64 over Cimarron River built?
It was built in 1993, making it 32 years old in 2025.
What condition is U.S. 64 over Cimarron 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 July 2024.
How much traffic does U.S. 64 over Cimarron River carry?
About 810 vehicles per day (2022 count), of which roughly 16% are trucks.
How long is U.S. 64 over Cimarron River?
The structure is 2,642 ft (805.3 m) long with a longest span of 60 ft (18.3 m) and a deck 48 ft wide.
Who owns U.S. 64 over Cimarron River?
It is owned by the State Highway Agency.