US Bridges

I-40 over Little Turkey Creek

Good

Beckham County, Oklahoma · 6.1 MI E Texas St. Line · Structure no. 182850000000000

Built
1972
53 years old
Condition
Good
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
132 ft
3 main spans
Daily traffic
6,900
2022 count
Owner
State
State Highway Agency

About this bridge

I-40 over Little Turkey Creek is a steel continuous stringer/multi-beam or girder carrying I-40 over Little Turkey Creek in Beckham County, Oklahoma. It was built in 1972, so it is 53 years old, older 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 6,900 vehicles a day, roughly 53% of them trucks, projected to reach 11,040 by 2042. The structure is 132 ft (40.2 m) long and 40 ft wide.

Location

Open in Google Maps
CarriesI-40
CrossesLittle Turkey Creek
Location6.1 MI E Texas St. Line
RouteInterstate 40
CountyBeckham County
StateOklahoma
Coordinates35.22661, -99.89421
Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 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 rating71 US tons
Inventory rating43 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length132 ft (40.2 m)
Longest span50 ft (15.2 m)
Deck width40 ft (12.2 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,900 (2022)
Projected traffic11,040 by 2042
Trucks53%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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$1.7 million
NavigationNo navigation control on waterway

Frequently asked questions

When was I-40 over Little Turkey Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is I-40 over Little Turkey Creek 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 February 2023.

How much traffic does I-40 over Little Turkey Creek carry?

About 6,900 vehicles per day (2022 count), of which roughly 53% are trucks.

How long is I-40 over Little Turkey Creek?

The structure is 132 ft (40.2 m) long with a longest span of 50 ft (15.2 m) and a deck 40 ft wide.

Who owns I-40 over Little Turkey Creek?

It is owned by the State Highway Agency.