US Bridges

68th St. (E0670) over Cimarron River

Fair

Payne County, Oklahoma · 68th\MT.VERNON RD Intr · Structure no. 224140000000000

Built
1989
36 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
722 ft
8 main spans
Daily traffic
600
2022 count
Owner
County
County Highway Agency

About this bridge

68th St. (E0670) over Cimarron River is a prestressed concrete stringer/multi-beam or girder carrying 68th St. (E0670) over Cimarron River in Payne County, Oklahoma. It was built in 1989, so it is 36 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 600 vehicles a day, roughly 15% of them trucks, projected to reach 960 by 2042. The structure is 722 ft (220.1 m) long and 34 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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Carries68th St. (E0670)
CrossesCimarron River
Location68th\MT.VERNON RD Intr
RouteCounty Highway 6023
CountyPayne County
StateOklahoma
Coordinates36.04387, -96.82149
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating94 US tons
Inventory rating44 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans8
Design loadHS 20
Structure length722 ft (220.1 m)
Longest span91 ft (27.7 m)
Deck width34 ft (10.5 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic600 (2022)
Projected traffic960 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.6 million
NavigationNo navigation control on waterway

Frequently asked questions

When was 68th St. (E0670) over Cimarron River built?

It was built in 1989, making it 36 years old in 2025.

What condition is 68th St. (E0670) 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 September 2023.

How much traffic does 68th St. (E0670) over Cimarron River carry?

About 600 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is 68th St. (E0670) over Cimarron River?

The structure is 722 ft (220.1 m) long with a longest span of 91 ft (27.7 m) and a deck 34 ft wide.

Who owns 68th St. (E0670) over Cimarron River?

It is owned by the County Highway Agency.