US Bridges

I-40 WB over U.S. 64 under

Fair

Sequoyah County, Oklahoma · JCT I-40 & US-64 · Structure no. 160850000000000

Built
1964
61 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
167 ft
3 main spans
Daily traffic
9,900
2022 count
Owner
State
State Highway Agency

About this bridge

I-40 WB over U.S. 64 under is a steel stringer/multi-beam or girder carrying I-40 WB over U.S. 64 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 167 ft (50.9 m) long and 33 ft wide.

Location

Open in Google Maps
CarriesI-40 WB
CrossesU.S. 64 under
LocationJCT I-40 & US-64
RouteInterstate 40
CountySequoyah County
StateOklahoma
Coordinates35.39804, -94.66468
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57.4 US tons
Inventory rating34.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length167 ft (50.9 m)
Longest span74 ft (22.6 m)
Deck width33 ft (10.1 m)
Roadway width30 ft (9.1 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$2 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-40 WB over U.S. 64 under built?

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

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

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

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

The structure is 167 ft (50.9 m) long with a longest span of 74 ft (22.6 m) and a deck 33 ft wide.

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

It is owned by the State Highway Agency.