US Bridges

I-40 WB over S.H. 64B under

Fair

Sequoyah County, Oklahoma · JCT I-40 & US-64B · Structure no. 160180000000000

Built
1964
61 years old
Condition
Fair
inspected October 2023
Type
Slab
Concrete Continuous
Length
112 ft
3 main spans
Daily traffic
9,900
2022 count
Owner
State
State Highway Agency

About this bridge

I-40 WB over S.H. 64B under is a concrete continuous slab carrying I-40 WB over S.H. 64B under in Sequoyah County, Oklahoma. It was built in 1964, so it is 61 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 5 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 9,900 vehicles a day, roughly 36% of them trucks, projected to reach 15,840 by 2042. The structure is 112 ft (34.1 m) long and 43 ft wide.

Location

Open in Google Maps
CarriesI-40 WB
CrossesS.H. 64B under
LocationJCT I-40 & US-64B
RouteInterstate 40
CountySequoyah County
StateOklahoma
Coordinates35.39342, -94.59755
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.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.4 US tons
Inventory rating36.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length112 ft (34.1 m)
Longest span46 ft (14 m)
Deck width43 ft (13.1 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,900 (2022)
Projected traffic15,840 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 S.H. 64B under built?

It was built in 1964, making it 61 years old in 2025.

What condition is I-40 WB over S.H. 64B 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 S.H. 64B under carry?

About 9,900 vehicles per day (2022 count), of which roughly 36% are trucks.

How long is I-40 WB over S.H. 64B under?

The structure is 112 ft (34.1 m) long with a longest span of 46 ft (14 m) and a deck 43 ft wide.

Who owns I-40 WB over S.H. 64B under?

It is owned by the State Highway Agency.