US Bridges

N2450 over Cheyenne Creek

Fair

Major County, Oklahoma · .5S 1E .9S of Chey.Valley · Structure no. 105340000000000

Built
1995
30 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
129 ft
3 main spans
Daily traffic
60
2022 count
Owner
County
County Highway Agency

About this bridge

N2450 over Cheyenne Creek is a steel continuous stringer/multi-beam or girder carrying N2450 over Cheyenne Creek in Major County, Oklahoma. It was built in 1995, so it is 30 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 60 vehicles a day, roughly 10% of them trucks, projected to reach 96 by 2042. The structure is 129 ft (39.3 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesN2450
CrossesCheyenne Creek
Location.5S 1E .9S of Chey.Valley
RouteCounty Highway N2450
CountyMajor County
StateOklahoma
Coordinates36.34818, -98.64019
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length129 ft (39.3 m)
Longest span43 ft (13.1 m)
Deck width27 ft (8.2 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2022)
Projected traffic96 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$582,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N2450 over Cheyenne Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is N2450 over Cheyenne Creek 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 2023.

How much traffic does N2450 over Cheyenne Creek carry?

About 60 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is N2450 over Cheyenne Creek?

The structure is 129 ft (39.3 m) long with a longest span of 43 ft (13.1 m) and a deck 27 ft wide.

Who owns N2450 over Cheyenne Creek?

It is owned by the County Highway Agency.