US Bridges

I-40 EB over I-40 Bus. under

Fair

Custer County, Oklahoma · 0.7 MI E JCT S.H. 54 · Structure no. 174960000000000

Built
1969
56 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
156 ft
3 main spans
Daily traffic
11,900
2022 count
Owner
State
State Highway Agency

About this bridge

I-40 EB over I-40 Bus. under is a steel continuous stringer/multi-beam or girder carrying I-40 EB over I-40 Bus. 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 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 11,900 vehicles a day, roughly 12% of them trucks, projected to reach 19,040 by 2042. The structure is 156 ft (47.5 m) long and 40 ft wide.

Location

Open in Google Maps
CarriesI-40 EB
CrossesI-40 Bus. under
Location0.7 MI E JCT S.H. 54
RouteInterstate 40
CountyCuster County
StateOklahoma
Coordinates35.52133, -98.71497
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 rating75.9 US tons
Inventory rating45 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length156 ft (47.5 m)
Longest span57 ft (17.4 m)
Deck width40 ft (12.1 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,900 (2022)
Projected traffic19,040 by 2042
Trucks12%
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$4.9 million
NavigationNot applicable (no waterway)

Frequently asked questions

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

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

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

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

About 11,900 vehicles per day (2022 count), of which roughly 12% are trucks.

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

The structure is 156 ft (47.5 m) long with a longest span of 57 ft (17.4 m) and a deck 40 ft wide.

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

It is owned by the State Highway Agency.