US Bridges

I-40 WB over I-40 Bus. EB under

Good

Custer County, Oklahoma · 2.8 MI E JCT U.S. 183 · Structure no. 175280000000000

Built
1969
56 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
189 ft
3 main spans
Daily traffic
9,750
2022 count
Owner
State
State Highway Agency

About this bridge

I-40 WB over I-40 Bus. EB under is a steel continuous stringer/multi-beam or girder carrying I-40 WB over I-40 Bus. EB under in Custer County, Oklahoma. It was built in 1969, so it is 56 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 9,750 vehicles a day, roughly 36% of them trucks, projected to reach 15,600 by 2042. The structure is 189 ft (57.6 m) long and 40 ft wide.

Location

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CarriesI-40 WB
CrossesI-40 Bus. EB under
Location2.8 MI E JCT U.S. 183
RouteInterstate 40
CountyCuster County
StateOklahoma
Coordinates35.51378, -98.91943
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.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating54 US tons
Inventory rating32 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length189 ft (57.6 m)
Longest span68 ft (20.7 m)
Deck width40 ft (12.1 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,750 (2022)
Projected traffic15,600 by 2042
Trucks36%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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$3.2 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-40 WB over I-40 Bus. EB under built?

It was built in 1969, making it 56 years old in 2025.

What condition is I-40 WB over I-40 Bus. EB under 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 September 2024.

How much traffic does I-40 WB over I-40 Bus. EB under carry?

About 9,750 vehicles per day (2022 count), of which roughly 36% are trucks.

How long is I-40 WB over I-40 Bus. EB under?

The structure is 189 ft (57.6 m) long with a longest span of 68 ft (20.7 m) and a deck 40 ft wide.

Who owns I-40 WB over I-40 Bus. EB under?

It is owned by the State Highway Agency.