US Bridges

Turnpike Ramp over Cimarron Tp under

Fair

Payne County, Oklahoma · .3 MI S County Line · Structure no. 185650000000000

Built
1973
52 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
205 ft
2 main spans
Daily traffic
3,650
2022 count
Owner
Toll Authority
State Toll Authority

About this bridge

Turnpike Ramp over Cimarron Tp under is a prestressed concrete stringer/multi-beam or girder carrying Turnpike Ramp over Cimarron Tp under in Payne County, Oklahoma. It was built in 1973, so it is 52 years old, older 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 5 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 3,650 vehicles a day, roughly 15% of them trucks, projected to reach 5,840 by 2042. The structure is 205 ft (62.5 m) long and 42 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesTurnpike Ramp
CrossesCimarron Tp under
Location.3 MI S County Line
CountyPayne County
StateOklahoma
Coordinates36.24167, -96.95151
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.9 US tons
Inventory rating38.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length205 ft (62.5 m)
Longest span102 ft (31.1 m)
Deck width42 ft (12.8 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,650 (2022)
Projected traffic5,840 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed123.7 mi (199 km)
TollOn a toll road
National Highway SystemNo

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2.2 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Turnpike Ramp over Cimarron Tp under built?

It was built in 1973, making it 52 years old in 2025.

What condition is Turnpike Ramp over Cimarron Tp under 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 March 2024.

How much traffic does Turnpike Ramp over Cimarron Tp under carry?

About 3,650 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is Turnpike Ramp over Cimarron Tp under?

The structure is 205 ft (62.5 m) long with a longest span of 102 ft (31.1 m) and a deck 42 ft wide.

Who owns Turnpike Ramp over Cimarron Tp under?

It is owned by the State Toll Authority.