I-40 WB over U.S. 75 under

Fair

Okfuskee County, Oklahoma · JCT US 75 S · Structure no. 157490000000000

Built: 1963; 62 years old
Condition: Fair; inspected October 2023
Type: Slab; Concrete Continuous
Length: 112 ft; 3 main spans
Daily traffic: 8,200; 2022 count
Owner: State; State Highway Agency

About this bridge

I-40 WB over U.S. 75 under is a concrete continuous slab carrying I-40 WB over U.S. 75 under in Okfuskee County, Oklahoma. It was built in 1963, so it is 62 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 8,200 vehicles a day, roughly 36% of them trucks, projected to reach 13,120 by 2042. The structure is 112 ft (34.1 m) long and 43 ft wide.

Location

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CarriesI-40 WB

CrossesU.S. 75 under

LocationJCT US 75 S

RouteInterstate 40

CountyOkfuskee County

StateOklahoma

Coordinates35.432, -96.12335

Functional classRural 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.

Component	Rating	Meaning
Deck	6 Satisfactory	Structural elements show some minor deterioration.
Superstructure	6 Satisfactory	Structural elements show some minor deterioration.
Substructure	6 Satisfactory	Structural elements show some minor deterioration.

Last inspectionOctober 2023

Inspection intervalevery 24 months

Operating statusOpen, no restriction

ScourBridge not over waterway

Structural evaluation6: Equal to present minimum criteria

Deck geometry6: Equal to present minimum criteria

Approach roadway alignment8: Equal to present desirable criteria

Operating rating61 US tons

Inventory rating36 US tons

Structure

Structure typeSlab

MaterialConcrete Continuous

DeckConcrete, cast-in-place

Main spans3

Design loadHS 20

Structure length112 ft (34.1 m)

Longest span43 ft (13.1 m)

Deck width43 ft (13.1 m)

Roadway width38 ft (11.6 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,200 (2022)

Projected traffic13,120 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$1.4 million

NavigationNot applicable (no waterway)

Frequently asked questions

When was I-40 WB over U.S. 75 under built?

It was built in 1963, making it 62 years old in 2025.

What condition is I-40 WB over U.S. 75 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 October 2023.

How much traffic does I-40 WB over U.S. 75 under carry?

About 8,200 vehicles per day (2022 count), of which roughly 36% are trucks.

How long is I-40 WB over U.S. 75 under?

The structure is 112 ft (34.1 m) long with a longest span of 43 ft (13.1 m) and a deck 43 ft wide.

Who owns I-40 WB over U.S. 75 under?

It is owned by the State Highway Agency.