US Bridges

S.H. 51 over Cimarron River

Good

Creek County, Oklahoma · 3.5 E JCT S.H. 99 · Structure no. 313330000000000

Built
2017
8 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
677 ft
5 main spans
Daily traffic
2,800
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 51 over Cimarron River is a prestressed concrete stringer/multi-beam or girder carrying S.H. 51 over Cimarron River in Creek County, Oklahoma. It was built in 2017, so it is 8 years old, younger than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,800 vehicles a day, roughly 16% of them trucks, projected to reach 3,680 by 2042. The structure is 677 ft (206.2 m) long and 46 ft wide.

CarriesS.H. 51
CrossesCimarron River
Location3.5 E JCT S.H. 99
RouteState Highway 51
Coordinates36.11752, -96.51299
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.9 US tons
Inventory rating39 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHL 93
Structure length677 ft (206.2 m)
Longest span135 ft (41.1 m)
Deck width46 ft (14 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,800 (2022)
Projected traffic3,680 by 2042
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was S.H. 51 over Cimarron River built?

It was built in 2017, making it 8 years old in 2025.

What condition is S.H. 51 over Cimarron River 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 June 2023.

How much traffic does S.H. 51 over Cimarron River carry?

About 2,800 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is S.H. 51 over Cimarron River?

The structure is 677 ft (206.2 m) long with a longest span of 135 ft (41.1 m) and a deck 46 ft wide.

Who owns S.H. 51 over Cimarron River?

It is owned by the State Highway Agency.